$ git clone -n https://src.fedoraproject.org/rpms/groonga.git /var/lib/mock/f31-build-97277-32936/root/chroot_tmpdir/scmroot/groonga
Cloning into '/var/lib/mock/f31-build-97277-32936/root/chroot_tmpdir/scmroot/groonga'...
$ git reset --hard 6d8b8c129a6242cdcc36b1d149404c88b58663d2
HEAD is now at 6d8b8c1 Update to 9.0.6