$ git clone -n https://gitee.com/ywyw22/gstreamer1 /var/lib/mock/dist-an7_9-updates-build-153021-52034/root/chroot_tmpdir/scmroot/gstreamer1
Cloning into '/var/lib/mock/dist-an7_9-updates-build-153021-52034/root/chroot_tmpdir/scmroot/gstreamer1'...
$ git reset --hard f159d3171a5f6cea818be4c5b2ec470de092644c
HEAD is now at f159d31 !2 init from upstream Merge pull request !2 from Meredith/a23-dev