$ git clone -n https://src.fedoraproject.org/rpms/plexus-languages.git /var/lib/mock/f40-build-2078193-49592/root/chroot_tmpdir/scmroot/plexus-languages
Cloning into '/var/lib/mock/f40-build-2078193-49592/root/chroot_tmpdir/scmroot/plexus-languages'...
$ git fetch origin f31249c01f8abd413866bbfcf918134746abe065:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plexus-languages
 * [new ref]         f31249c01f8abd413866bbfcf918134746abe065 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f31249c Update javapackages test plan to f40