$ git clone -n https://src.fedoraproject.org/rpms/globus-gfork.git /var/lib/mock/f45-build-11212-428/root/chroot_tmpdir/scmroot/globus-gfork
Cloning into '/var/lib/mock/f45-build-11212-428/root/chroot_tmpdir/scmroot/globus-gfork'...
$ git fetch origin b3cee28076597f74750182f766c11a1fd80840a8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/globus-gfork
 * [new ref]         b3cee28076597f74750182f766c11a1fd80840a8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b3cee28 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild