$ git clone -n https://src.fedoraproject.org/rpms/golly.git /var/lib/mock/f38-build-side-42-init-devel-1406792-31252/root/chroot_tmpdir/scmroot/golly
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1406792-31252/root/chroot_tmpdir/scmroot/golly'...
$ git fetch origin b33338e5c6b1f5f3c3426b193055413645409803:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golly
 * [new ref]         b33338e5c6b1f5f3c3426b193055413645409803 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b33338e Let main package own /usr/share/golly/Rules to avoid an unowned