$ git clone -n https://src.fedoraproject.org/rpms/Judy.git /var/lib/mock/f40-build-800754-143615/root/chroot_tmpdir/scmroot/Judy
Cloning into '/var/lib/mock/f40-build-800754-143615/root/chroot_tmpdir/scmroot/Judy'...
$ git fetch origin a2671356dc238897c0da19be350aa827053bd809:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/Judy
 * [new ref]         a2671356dc238897c0da19be350aa827053bd809 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a267135 Hard link manpages to avoid duplication