$ git clone -n https://gitee.com/opencloudos-stream/gnome-shell.git /var/lib/mock/dist-ocs23-build-33541-1528/root/chroot_tmpdir/scmroot/gnome-shell
Cloning into '/var/lib/mock/dist-ocs23-build-33541-1528/root/chroot_tmpdir/scmroot/gnome-shell'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/gnome-shell
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5c35454 !3 Rebuilt for librsvg2 2.56.90 Merge pull request !3 from gordonwwang/master