$ git clone -n https://src.fedoraproject.org/rpms/a2ps.git /var/lib/mock/f38-build-side-42-init-devel-613128-26293/root/chroot_tmpdir/scmroot/a2ps
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-613128-26293/root/chroot_tmpdir/scmroot/a2ps'...
$ git fetch origin b0deae4f78b946332e29c5f83ea76e6c765bcb3e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/a2ps
 * [new ref]         b0deae4f78b946332e29c5f83ea76e6c765bcb3e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0deae4 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild