$ git clone -n https://gitee.com/src-opencloudos-rpms/gstreamer1-plugins-bad-free.git /var/lib/mock/dist-oc8-build-247561-83590/root/chroot_tmpdir/scmroot/gstreamer1-plugins-bad-free
Cloning into '/var/lib/mock/dist-oc8-build-247561-83590/root/chroot_tmpdir/scmroot/gstreamer1-plugins-bad-free'...
$ git fetch origin 047868a28697e5dfa8aa475f39ff683d11bacdd6:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gstreamer1-plugins-bad-free
 * [new ref]         047868a28697e5dfa8aa475f39ff683d11bacdd6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 047868a import gstreamer1-plugins-bad-free-1.16.1-9.tl3.2