$ git clone -n https://src.fedoraproject.org/rpms/gamerzillagobj.git /var/lib/mock/f42-build-3364944-45045/root/chroot_tmpdir/scmroot/gamerzillagobj
Cloning into '/var/lib/mock/f42-build-3364944-45045/root/chroot_tmpdir/scmroot/gamerzillagobj'...
$ git fetch origin dbe9f7ecd2cf8c0e7fef4ba535faa8d220ba0071:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gamerzillagobj
 * [new ref]         dbe9f7ecd2cf8c0e7fef4ba535faa8d220ba0071 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dbe9f7e Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild