$ git clone -n https://src.fedoraproject.org/rpms/photocollage.git /var/lib/mock/f40-build-2310553-57432/root/chroot_tmpdir/scmroot/photocollage
Cloning into '/var/lib/mock/f40-build-2310553-57432/root/chroot_tmpdir/scmroot/photocollage'...
$ git fetch origin ff59056fb4d6f0c7d83c23192540a9a5bb8f10d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/photocollage
 * [new ref]         ff59056fb4d6f0c7d83c23192540a9a5bb8f10d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff59056 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild