$ git clone -n https://gitee.com/opencloudos-stream/gstreamer1-plugins-ugly-free.git /var/lib/mock/dist-ocs23-base-build-296618-28838/root/chroot_tmpdir/scmroot/gstreamer1-plugins-ugly-free
Cloning into '/var/lib/mock/dist-ocs23-base-build-296618-28838/root/chroot_tmpdir/scmroot/gstreamer1-plugins-ugly-free'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/gstreamer1-plugins-ugly-free
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 697bf48 !3 add script for rpm-upgrade Merge pull request !3 from gordonwwang/master