$ git clone -n https://src.fedoraproject.org/rpms/colord.git /var/lib/mock/f40-build-787447-134774/root/chroot_tmpdir/scmroot/colord
Cloning into '/var/lib/mock/f40-build-787447-134774/root/chroot_tmpdir/scmroot/colord'...
$ git fetch origin 05cea9863bdbe1d353a6d51294959bf8f971e42e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/colord
 * [new ref]         05cea9863bdbe1d353a6d51294959bf8f971e42e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 05cea98 Backport a patch to fix ProtectSystem=strict