$ git clone -n https://gitee.com/opencloudos-stream/gstreamer1-plugins-bad-free.git /var/lib/mock/dist-ocs23-build-280726-26778/root/chroot_tmpdir/scmroot/gstreamer1-plugins-bad-free
Cloning into '/var/lib/mock/dist-ocs23-build-280726-26778/root/chroot_tmpdir/scmroot/gstreamer1-plugins-bad-free'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/gstreamer1-plugins-bad-free
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40adf43 !16 fix CVE-2023-50186 Merge pull request !16 from gordonwwang/master