$ git clone -n https://src.fedoraproject.org/rpms/python-msgpack.git /var/lib/mock/f41-build-813137-148555/root/chroot_tmpdir/scmroot/python-msgpack
Cloning into '/var/lib/mock/f41-build-813137-148555/root/chroot_tmpdir/scmroot/python-msgpack'...
$ git fetch origin 29e48ea4f3fe9a9339ebc3fd44743515ec1c28b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-msgpack
 * [new ref]         29e48ea4f3fe9a9339ebc3fd44743515ec1c28b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 29e48ea Rebuilt for Python 3.13