$ git clone -n https://gitee.com/opencloudos-stream/mesa-demos.git /var/lib/mock/dist-ocs23-build-34902-1716/root/chroot_tmpdir/scmroot/mesa-demos
Cloning into '/var/lib/mock/dist-ocs23-build-34902-1716/root/chroot_tmpdir/scmroot/mesa-demos'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mesa-demos
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7083b7c !1 update to 9.0.0 Merge pull request !1 from abushwang/master