$ git clone -n https://src.fedoraproject.org/rpms/plexus-cipher.git /var/lib/mock/f40-build-2058540-49147/root/chroot_tmpdir/scmroot/plexus-cipher
Cloning into '/var/lib/mock/f40-build-2058540-49147/root/chroot_tmpdir/scmroot/plexus-cipher'...
$ git fetch origin faa580a200b75518eb1ba9c4eda9dd97460d0aed:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plexus-cipher
 * [new ref]         faa580a200b75518eb1ba9c4eda9dd97460d0aed -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at faa580a Update javapackages test plan to f40