$ git clone -n https://src.fedoraproject.org/rpms/gplugin.git /var/lib/mock/f42-build-3338914-41426/root/chroot_tmpdir/scmroot/gplugin
Cloning into '/var/lib/mock/f42-build-3338914-41426/root/chroot_tmpdir/scmroot/gplugin'...
$ git fetch origin 6803012cb190e105326c01d40006948f7eeae6ee:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gplugin
 * [new ref]         6803012cb190e105326c01d40006948f7eeae6ee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6803012 Update to latest version (#2315075)