$ git clone -n https://src.fedoraproject.org/rpms/lightdm.git /var/lib/mock/f42-build-884427-186006/root/chroot_tmpdir/scmroot/lightdm
Cloning into '/var/lib/mock/f42-build-884427-186006/root/chroot_tmpdir/scmroot/lightdm'...
$ git fetch origin 337763651a890f329f7f953638746a3ee46a111c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lightdm
 * [new ref]         337763651a890f329f7f953638746a3ee46a111c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3377636 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild