$ git clone -n https://gitee.com/opencloudos-stream/webkit2gtk4.1.git /var/lib/mock/dist-ocs23-build-150830-9906/root/chroot_tmpdir/scmroot/webkit2gtk4.1
Cloning into '/var/lib/mock/dist-ocs23-build-150830-9906/root/chroot_tmpdir/scmroot/webkit2gtk4.1'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/webkit2gtk4.1
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3a4927c !2 [I9IVUD]:Rebuild for gstreamer1-plugins-bad-free in opencloudos-stream Merge pull request !2 from ocs-bot/master