$ git clone -n https://src.fedoraproject.org/rpms/katomic.git /var/lib/mock/f38-build-side-42-init-devel-791097-27996/root/chroot_tmpdir/scmroot/katomic
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-791097-27996/root/chroot_tmpdir/scmroot/katomic'...
$ git fetch origin b0b3bac6450961c5ba9f72453de70ce6f57b909b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/katomic
 * [new ref]         b0b3bac6450961c5ba9f72453de70ce6f57b909b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0b3bac feat: 22.12.3