$ git clone -n https://src.fedoraproject.org/rpms/edg-gridftp-client.git /var/lib/mock/f45-build-7946-371/root/chroot_tmpdir/scmroot/edg-gridftp-client
Cloning into '/var/lib/mock/f45-build-7946-371/root/chroot_tmpdir/scmroot/edg-gridftp-client'...
$ git fetch origin 70d6db308bf5db84428598878eb85779e1144615:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/edg-gridftp-client
 * [new ref]         70d6db308bf5db84428598878eb85779e1144615 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 70d6db3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild