$ git clone -n https://src.fedoraproject.org/rpms/grafana.git /var/lib/mock/f39-build-1587510-38222/root/chroot_tmpdir/scmroot/grafana
Cloning into '/var/lib/mock/f39-build-1587510-38222/root/chroot_tmpdir/scmroot/grafana'...
$ git fetch origin 13a60acf34b3bc9ff2185c3730faa56a2a4e004d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/grafana
 * [new ref]         13a60acf34b3bc9ff2185c3730faa56a2a4e004d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 13a60ac Skip problematic tests