diff --git a/ReviewBot.py b/ReviewBot.py
index 9d254222..b373d7e2 100644
--- a/ReviewBot.py
+++ b/ReviewBot.py
@@ -361,17 +361,6 @@ class ReviewBot(object):
 
         return (None, None)
 
-    def get_devel_project(self, project, package):
-        try:
-            m = osc.core.show_package_meta(self.apiurl, project, package)
-            node = ET.fromstring(''.join(m)).find('devel')
-            if node is not None:
-                return node.get('project'), node.get('package', None)
-        except urllib2.HTTPError as e:
-            if e.code != 404:
-                raise e
-        return None, None
-
     def can_accept_review(self, request_id):
         """return True if there is a new review for the specified reviewer"""
         states = set()
diff --git a/check_source.py b/check_source.py
index fbd69702..da47859a 100755
--- a/check_source.py
+++ b/check_source.py
@@ -12,6 +12,7 @@ except ImportError:
 
 import osc.conf
 import osc.core
+from osclib.core import devel_project_get
 import urllib2
 import ReviewBot
 from check_maintenance_incidents import MaintenanceChecker
@@ -46,7 +47,7 @@ class CheckSource(ReviewBot.ReviewBot):
 
         if not self.ignore_devel:
             self.logger.info('checking if target package exists and has devel project')
-            devel_project, devel_package = self.get_devel_project(target_project, target_package)
+            devel_project, devel_package = devel_project_get(self.apiurl, target_project, target_package)
             if devel_project:
                 if (source_project != devel_project or source_package != devel_package) and \
                    not(source_project == target_project and source_package == target_package):
@@ -212,7 +213,8 @@ class CheckSource(ReviewBot.ReviewBot):
         message = 'Roles to packages are granted in the devel project, not in %s.' % action.tgt_project
 
         if action.tgt_package is not None:
-            message += ' Please send this request to %s/%s.' % self.get_devel_project(action.tgt_project, action.tgt_package)
+            project, package = devel_project_get(self.apiurl, action.tgt_project, action.tgt_package)
+            message += ' Send this request to {}/{}.'.format(project, package)
 
         self.review_messages['declined'] = message
         return False
diff --git a/fcc_submitter.py b/fcc_submitter.py
index e7d175d8..787a8ee9 100755
--- a/fcc_submitter.py
+++ b/fcc_submitter.py
@@ -30,6 +30,7 @@ from xml.etree import cElementTree as ET
 
 import osc.conf
 import osc.core
+from osclib.core import devel_project_get
 
 from osc import oscerr
 from osclib.memoize import memoize
@@ -223,14 +224,6 @@ class FccSubmitter(object):
             return True
         return False
 
-    def get_devel_project(self, package):
-        m = osc.core.show_package_meta(self.apiurl, self.factory, package)
-        node = ET.fromstring(''.join(m)).find('devel')
-        if node is None:
-            return None, None
-        else:
-            return node.get('project'), node.get('package', None)
-
     def create_submitrequest(self, package):
         """Create a submit request using the osc.commandline.Osc class."""
         src_project = self.factory # submit from Factory only
@@ -376,7 +369,7 @@ class FccSubmitter(object):
                 else:
                     logging.info("%d - Preparing submit %s to %s"%(i, package, self.to_prj))
                     # get devel project
-                    devel_prj, devel_pkg = self.get_devel_project(package)
+                    devel_prj, devel_pkg = devel_project_get(self.apiurl, self.factory, package)
                     # check devel project does not in the skip list
                     if devel_prj in self.skip_devel_project_list:
                         # check the except packages list
diff --git a/leaper.py b/leaper.py
index bb04bb5b..51718e8a 100755
--- a/leaper.py
+++ b/leaper.py
@@ -35,6 +35,7 @@ except ImportError:
 
 import osc.conf
 import osc.core
+from osclib.core import devel_project_get
 import urllib2
 import yaml
 import ReviewBot
@@ -181,7 +182,7 @@ class Leaper(ReviewBot.ReviewBot):
                 else:
                     self.logger.info('different sources in {}'.format(self.rdiff_link(src_project, src_package, src_rev, prj, package)))
 
-            devel_project, devel_package = self.get_devel_project('openSUSE.org:openSUSE:Factory', package)
+            devel_project, devel_package = devel_project_get(self.apiurl, 'openSUSE.org:openSUSE:Factory', package)
             if devel_project is not None:
                 # specifying devel package is optional
                 if devel_package is None:
diff --git a/osclib/core.py b/osclib/core.py
index 75711299..813c705a 100644
--- a/osclib/core.py
+++ b/osclib/core.py
@@ -3,12 +3,14 @@ from datetime import datetime
 import dateutil.parser
 import re
 from xml.etree import cElementTree as ET
+from urllib2 import HTTPError
 
 from osc.core import get_binarylist
 from osc.core import get_dependson
 from osc.core import http_GET
 from osc.core import makeurl
 from osc.core import owner
+from osc.core import show_package_meta
 from osc.core import show_project_meta
 from osclib.memoize import memoize
 
@@ -134,3 +136,31 @@ def package_binary_list(apiurl, project, repository, arch, package=None):
             binary_map[result.group('filename')] = package
 
     return package_binaries, binary_map
+
+@memoize(session=True)
+def devel_project_get(apiurl, target_project, target_package):
+    try:
+        meta = ET.fromstring(''.join(show_package_meta(apiurl, target_project, target_package)))
+        node = meta.find('devel')
+        if node is not None:
+            return node.get('project'), node.get('package')
+    except HTTPError as e:
+        if e.code != 404:
+            raise e
+
+    return None, None
+
+@memoize(session=True)
+def devel_project_fallback(apiurl, target_project, target_package):
+    project, package = devel_project_get(apiurl, target_project, target_package)
+    if project is None and target_project != 'openSUSE:Factory':
+        if target_project.startswith('openSUSE:'):
+            project, package = devel_project_get(apiurl, 'openSUSE:Factory', target_package)
+        elif target_project.startswith('SUSE:'):
+            # For SLE (assume IBS), fallback to openSUSE:Factory devel projects.
+            project, package = devel_project_get(apiurl, 'openSUSE.org:openSUSE:Factory', target_package)
+            if project:
+                # Strip openSUSE.org: prefix since string since not used for lookup.
+                project = project.split(':', 1)[1]
+
+    return project, package
diff --git a/osclib/request_splitter.py b/osclib/request_splitter.py
index b08d05ff..eea63cd4 100644
--- a/osclib/request_splitter.py
+++ b/osclib/request_splitter.py
@@ -4,6 +4,7 @@ import hashlib
 from lxml import etree as ET
 from osc import conf
 from osc.core import show_project_meta
+from osclib.core import devel_project_fallback
 import re
 
 class RequestSplitter(object):
@@ -113,7 +114,7 @@ class RequestSplitter(object):
         target = request.find('./action/target')
         target_project = target.get('project')
         target_package = target.get('package')
-        devel = self.devel_project_get(target_project, target_package)
+        devel, _ = devel_project_fallback(self.api.apiurl, target_project, target_package)
         if not devel and request_type == 'submit':
             devel = request.find('./action/source').get('project')
         if devel:
@@ -146,18 +147,6 @@ class RequestSplitter(object):
             return self.api.project
         return None
 
-    def devel_project_get(self, target_project, target_package):
-        devel = self.api.get_devel_project(target_project, target_package)
-        if devel is None and self.api.project.startswith('openSUSE:'):
-            devel = self.api.get_devel_project('openSUSE:Factory', target_package)
-        if devel is None and self.api.project.startswith('SUSE:'):
-            # For SLE, fallback to openSUSE:Factory devel projects.
-            devel = self.api.get_devel_project('openSUSE.org:openSUSE:Factory', target_package)
-            if devel:
-                # Strip openSUSE.org: prefix since string since not used for lookup.
-                devel = devel.split(':', 1)[1]
-        return devel
-
     def filter_check(self, request):
         for xpath in self.filters:
             if not xpath(request):
diff --git a/osclib/stagingapi.py b/osclib/stagingapi.py
index eac803b7..8eab905e 100644
--- a/osclib/stagingapi.py
+++ b/osclib/stagingapi.py
@@ -48,6 +48,7 @@ from osc.core import show_project_sourceinfo
 from osc.core import streamfile
 
 from osclib.cache import Cache
+from osclib.core import devel_project_get
 from osclib.comments import CommentAPI
 from osclib.ignore_command import IgnoreCommand
 from osclib.memoize import memoize
@@ -400,7 +401,7 @@ class StagingAPI(object):
                 return None
         packages = root.findall('./frozenlink/package')
         # the first package's devel project is good enough
-        return self.get_devel_project(self.project, packages[0].get('name'))
+        return devel_project_get(self.apiurl, self.project, packages[0].get('name'))[0]
 
     def do_change_review_state(self, request_id, newstate, message=None,
                                by_group=None, by_user=None, by_project=None):
@@ -1794,17 +1795,6 @@ class StagingAPI(object):
         else:
             return False
 
-    def get_devel_project(self, project, package):
-        try:
-            m = show_package_meta(self.apiurl, project, package)
-            node = ET.fromstring(''.join(m)).find('devel')
-            if node is not None:
-                return node.get('project')
-        except urllib2.HTTPError as e:
-            if e.code == 404:
-                pass
-        return None
-
     def staging_deactivate(self, project):
         """Cleanup staging after last request is removed and disable building."""
         # Clear pseudometa since it no longer represents the staging.
diff --git a/repo_checker.py b/repo_checker.py
index 92710d92..f232f957 100755
--- a/repo_checker.py
+++ b/repo_checker.py
@@ -15,6 +15,7 @@ import tempfile
 from osclib.comments import CommentAPI
 from osclib.core import binary_list
 from osclib.core import depends_on
+from osclib.core import devel_project_get
 from osclib.core import package_binary_list
 from osclib.core import request_staged
 from osclib.core import target_archs
@@ -98,7 +99,7 @@ class RepoChecker(ReviewBot.ReviewBot):
             reference = hashlib.sha1(info).hexdigest()[:7]
 
             # Post comment on devel package in order to notifiy maintainers.
-            devel_project, devel_package = self.get_devel_project(project, package)
+            devel_project, devel_package = devel_project_get(self.apiurl, project, package)
             self.comment_write(state='seen', result=reference,
                                project=devel_project, package=devel_package, message=message)
 
diff --git a/update_crawler.py b/update_crawler.py
index 928dc4e7..59260a96 100755
--- a/update_crawler.py
+++ b/update_crawler.py
@@ -38,6 +38,7 @@ from urllib import quote_plus
 
 from osclib.memoize import memoize
 from osclib.conf import Config
+from osclib.core import devel_project_get
 from osclib.stagingapi import StagingAPI
 
 OPENSUSE = 'openSUSE:Leap:42.3'
@@ -283,7 +284,7 @@ class UpdateCrawler(object):
                 targetinfo = targets[package]
 
                 # XXX: make more generic :-)
-                devel_prj = self.api.get_devel_project(FACTORY, package)
+                devel_prj = devel_project_get(self.apiurl, FACTORY, package)
                 if devel_prj == 'devel:languages:haskell':
                     logging.info('skipping haskell package %s' % package)
                     continue