$ git clone -n https://src.fedoraproject.org/rpms/pomchecker.git /var/lib/mock/f38-build-side-42-init-devel-774498-27772/root/chroot_tmpdir/scmroot/pomchecker
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-774498-27772/root/chroot_tmpdir/scmroot/pomchecker'...
$ git fetch origin b818301a8cac1999f135fcc40ff78072141f83ce:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pomchecker
 * [new ref]         b818301a8cac1999f135fcc40ff78072141f83ce -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b818301 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild