diff --git a/lib/importer.py b/lib/importer.py
index 89e8aac..65adb44 100644
--- a/lib/importer.py
+++ b/lib/importer.py
@@ -167,18 +167,6 @@ class Importer:
                     (rev.dbid, linked_rev.dbid),
                 )
 
-    def calculate_file_hashes(self, db):
-        with db.cursor() as cur:
-            cur.execute(
-                "SELECT * from revisions where files_hash IS NULL AND broken is FALSE"
-            )
-            for row in cur.fetchall():
-                rev = DBRevision(row)
-                md5 = rev.calculate_files_hash(db)
-                cur.execute(
-                    "UPDATE revisions SET files_hash=%s WHERE id=%s", (md5, rev.dbid)
-                )
-
     def fetch_all_linked_packages(self, db, project, package):
         with db.cursor() as cur:
             cur.execute(
@@ -193,12 +181,10 @@ class Importer:
     def find_fake_revisions(self, db):
         with db.cursor() as cur:
             cur.execute(
-                """SELECT * from revisions WHERE
-                            id in (SELECT revision_id from linked_revs WHERE considered=FALSE) AND
-                            id not in (SELECT revision_id FROM fake_revs) ORDER by project,package,rev"""
+                "SELECT * from revisions WHERE id in (SELECT revision_id from linked_revs WHERE considered=FALSE)"
             )
             for row in cur.fetchall():
-                DBRevision(row)
+                self._find_fake_revision(db, DBRevision(row))
 
     def _find_fake_revision(self, db, rev):
         prev = rev.previous_commit(db)
@@ -211,7 +197,7 @@ class Importer:
             return
         with db.cursor() as cur:
             cur.execute(
-                """SELECT * from revisions where id in 
+                """SELECT * FROM revisions WHERE id IN
                             (SELECT revision_id from linked_revs WHERE linked_id=%s) 
                             AND commit_time <= %s ORDER BY commit_time""",
                 (prev.dbid, rev.commit_time),
@@ -305,13 +291,18 @@ class Importer:
                 )
                 if list:
                     rev.import_dir_list(db, list)
+                    md5 = rev.calculate_files_hash(db)
+                    with db.cursor() as cur:
+                        cur.execute(
+                            "UPDATE revisions SET files_hash=%s WHERE id=%s",
+                            (md5, rev.dbid),
+                        )
                 else:
                     rev.set_broken(db)
 
             for number in DBRevision.requests_to_fetch(db, project, self.package):
                 self.obs.request(number).import_into_db(db)
 
-        self.calculate_file_hashes(db)
         db.conn.commit()
         TreeBuilder(db).build(self.package)
 
diff --git a/lib/tree_builder.py b/lib/tree_builder.py
index cc2a2e8..9779d57 100644
--- a/lib/tree_builder.py
+++ b/lib/tree_builder.py
@@ -38,4 +38,4 @@ class TreeBuilder:
                     if rev2.commit_time > rev.commit_time:
                         continue
                     if rev2.files_hash == rev.files_hash:
-                        print("    ", rev2)
+                        print("    ", rev2, rev2.files_hash)