$ git clone -n https://src.fedoraproject.org/rpms/gphotofs.git /var/lib/mock/f45-build-12945-444/root/chroot_tmpdir/scmroot/gphotofs
Cloning into '/var/lib/mock/f45-build-12945-444/root/chroot_tmpdir/scmroot/gphotofs'...
$ git fetch origin ee457d77261568d5b42439174b2b836bc9ea59ae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gphotofs
 * [new ref]         ee457d77261568d5b42439174b2b836bc9ea59ae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ee457d7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild