diff --git a/_servicedata b/_servicedata
deleted file mode 100644
index b9e84a5..0000000
--- a/_servicedata
+++ /dev/null
@@ -1,4 +0,0 @@
-
-
- git://git.kernel.org/pub/scm/utils/b4/b4.git
- 6d6adf338ec454304d8cb3d30684fce6c595b0df
\ No newline at end of file
diff --git a/b4-0.5.4+0.obscpio b/b4-0.5.4+0.obscpio
deleted file mode 100644
index 1cab9a6..0000000
--- a/b4-0.5.4+0.obscpio
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3f969af8e5d1db272caeeb3205b76c9fc1a2a5092459c6a6aa37b1eb17f50978
-size 212491
diff --git a/b4.changes b/b4.changes
deleted file mode 100644
index 8d77f13..0000000
--- a/b4.changes
+++ /dev/null
@@ -1,101 +0,0 @@
--------------------------------------------------------------------
-Wed Dec 02 12:10:32 UTC 2020 - jslaby@suse.cz
-
-- Update to version 0.5.4+0:
- * Release 0.5.4 with the fix for b4 ty bug
- * Fix b4 ty auto-matching
- * Fix headers generated by "b4 ty"
- * man: Drop apostrophe from midmask value
- * Increment version to 0.5.4-dev
-
--------------------------------------------------------------------
-Fri Nov 27 11:02:21 UTC 2020 - jslaby@suse.cz
-
-- Update to version 0.5.3+0:
- * Increment version to 0.5.3 in prep for release
- * Unbreak thanks-tracking
- * Fix crash on incomplete series thanks tracking
- * Improve ty with cherrypicked subsets
- * Unquote msgid if we're getting a full https URL
-
--------------------------------------------------------------------
-Mon Nov 23 10:21:55 UTC 2020 - jslaby@suse.cz
-
-- Update to version 0.5.2+9:
- * Fix crasher when attempting a 3-way prep
- * Fix handling of series with the [PATCHvX] defect
- * Fix header encoding introduced by earlier fix
- * Fix some cherry-picking corner cases
- * Don't crash when no valid patches are found
- * Use bytes when dumping to stdout
- * Set charset in order to generate MIME headers
-
--------------------------------------------------------------------
-Thu Aug 20 05:30:13 UTC 2020 - jslaby@suse.com
-
-- Update to version 0.5.2+2:
- * Require that a trailer is at least 2 chars long
- * Cover letters may not have a diffstat
-- add requests to Requires
-
--------------------------------------------------------------------
-Tue Jul 28 11:07:40 UTC 2020 - jslaby@suse.com
-
-- Update to version 0.5.2:
- * Prepare for 0.5.2 release
- * Fix handling of single-paragraph commit message bodies
- * Fix basement detection for empty commit message bodies
- * Support mbox -m to be a maildir
- * man: Update commit url mask to contain 12 chars of ID
- * Fix attestation error messages
- * Deal with [PATCHvX] subjects
- * Fix crash when -c used with incomplete series
- * man: Drop the apostrophe from the linkmask configuration
- * Fix crash with unbalanced [] in subject
- * Fix regression with oddball charsets
- * Up the version to 0.5.2-dev
- * Prepare for 0.5.1 release
- * Fix mbox naming inconsistencies
- * Output less confusing trailer mismatch messages
- * Fix bug with threading when cover ref is missing
- * Fix body part parsing when '---' is not used
- * Use proper charset when reading back mailinfo
- * Don't output git am suggestion for -o -
- * Add --no-cover and -o - to output to stdout
- * Use unicode escape sequences
- * Up the version to 0.5.1-dev
-- switch to obs_scm
-- switch to 0.5 stable branch
-
--------------------------------------------------------------------
-Tue Jun 16 06:23:16 UTC 2020 - jslaby@suse.com
-
-- Update to version 0.5.0+git20200612.g5c4ec14b:
- * Fix crash with unbalanced [] in subject
- * Fix regression with oddball charsets
- * Fix mbox naming inconsistencies
- * Output less confusing trailer mismatch messages
- * Fix bug with threading when cover ref is missing
- * Fix body part parsing when '---' is not used
- * Use proper charset when reading back mailinfo
-
--------------------------------------------------------------------
-Mon Jun 08 10:57:26 UTC 2020 - jslaby@suse.com
-
-- Update to version 0.5.0+git20200528.g204416b80fbb:
- * Don't output git am suggestion for -o -
- * Add --no-cover and -o - to output to stdout
-
--------------------------------------------------------------------
-Tue May 26 13:05:22 UTC 2020 - jslaby@suse.com
-
-- Update to version 0.5.0+git20200526.ga926bac9e6c2:
- * Use unicode escape sequences
- * Up the version to 0.6.0-dev
- * Prepare for 0.5.0
- * Backfill series before diffing them
-
--------------------------------------------------------------------
-Tue May 26 09:56:21 UTC 2020 - Jiri Slaby
-
-- initial package (0.4.0+git20200525.g59be08453137)
diff --git a/b4.obsinfo b/b4.obsinfo
deleted file mode 100644
index b0b4602..0000000
--- a/b4.obsinfo
+++ /dev/null
@@ -1,5 +0,0 @@
-name: b4
-version: 0.5.4+0
-mtime: 1606838505
-commit: 6d6adf338ec454304d8cb3d30684fce6c595b0df
-
diff --git a/b4.spec b/b4.spec
deleted file mode 100644
index 4f2c6b3..0000000
--- a/b4.spec
+++ /dev/null
@@ -1,72 +0,0 @@
-#
-# spec file for package b4
-#
-# Copyright (c) 2020 SUSE LLC
-#
-# All modifications and additions to the file contributed by third parties
-# remain the property of their copyright owners, unless otherwise agreed
-# upon. The license for this file, and modifications and additions to the
-# file, is the same license as for the pristine package itself (unless the
-# license for the pristine package is not an Open Source License, in which
-# case the license is the MIT License). An "Open Source License" is a
-# license that conforms to the Open Source Definition (Version 1.9)
-# published by the Open Source Initiative.
-
-# Please submit bugfixes or comments via https://bugs.opensuse.org/
-#
-
-
-%define skip_python2 1
-%define version_unconverted 0.5.4+0
-Name: b4
-Version: 0.5.4+0
-Release: 0
-Summary: Helper scripts for kernel.org patches
-License: GPL-2.0-or-later
-Group: Development/Tools/Other
-URL: https://git.kernel.org/pub/scm/utils/b4/b4.git
-Source0: %{name}-%{version}.tar.xz
-BuildArch: noarch
-BuildRequires: %{python_module requests}
-BuildRequires: %{python_module setuptools}
-BuildRequires: tar
-Requires: python3-requests
-
-%description
-This is a helper utility to work with patches made available via a
-public-inbox archive like lore.kernel.org. It is written to make it
-easier to participate in a patch-based workflows, like those used in
-the Linux kernel development.
-
-The name "b4" was chosen for ease of typing and because B-4 was the
-precursor to Lore and Data in the Star Trek universe.
-
-%prep
-%autosetup -p1
-
-# ditch shebang from .py files, they are non-executables anyway
-sed -i.old '1{/#!.*/d}' b4/*.py
-
-%build
-%python_build
-
-%install
-install -d %{buildroot}/%{_mandir}/man.5
-install -m 0644 -t %{buildroot}/%{_mandir}/man.5 man/b4.5
-%python_install
-
-%check
-%python_exec setup.py check
-export PYTHONPATH="./"
-%python_exec ./b4/command.py --version >check_version
-echo %version | grep "`cat check_version`"
-
-%files
-%doc README.rst
-%license COPYING
-%{_bindir}/{%name}
-%dir %{_mandir}/man.5/
-%{_mandir}/man.5/b4.5.gz
-%{python_sitelib}/%{name}*
-
-%changelog