$ git clone -n https://gitee.com/opencloudos-stream/cgnslib.git /var/lib/mock/dist-oc9-epol-build-81257-54923/root/chroot_tmpdir/scmroot/cgnslib
Cloning into '/var/lib/mock/dist-oc9-epol-build-81257-54923/root/chroot_tmpdir/scmroot/cgnslib'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/cgnslib
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 81dfecf !3 [I9U789]:Rebuild for mesa in opencloudos-stream Merge pull request !3 from ocs-bot/master