$ git clone -n https://src.fedoraproject.org/rpms/objenesis.git /var/lib/mock/f38-build-side-42-init-devel-740983-27656/root/chroot_tmpdir/scmroot/objenesis
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-740983-27656/root/chroot_tmpdir/scmroot/objenesis'...
$ git fetch origin 4513c635eb5e72209b2acf9a17dbd7553fd0310d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/objenesis
 * [new ref]         4513c635eb5e72209b2acf9a17dbd7553fd0310d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4513c63 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild