$ git clone -n https://gitee.com/opencloudos-stream/groff.git /var/lib/mock/dist-ocs23-build-50862-2151/root/chroot_tmpdir/scmroot/groff
Cloning into '/var/lib/mock/dist-ocs23-build-50862-2151/root/chroot_tmpdir/scmroot/groff'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/groff
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aaf51b6 !3 Rebuilt for ghostscript 10.01.2 Merge pull request !3 from cunshunxia/master