$ git clone -n https://src.fedoraproject.org/rpms/jurand.git /var/lib/mock/f40-build-2227224-53006/root/chroot_tmpdir/scmroot/jurand
Cloning into '/var/lib/mock/f40-build-2227224-53006/root/chroot_tmpdir/scmroot/jurand'...
$ git fetch origin 517bab54cbf3ee8dc173c0b35e52fa12e54780cf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jurand
 * [new ref]         517bab54cbf3ee8dc173c0b35e52fa12e54780cf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 517bab5 Update to upstream version 1.3.2