$ git clone -n https://gitee.com/src-opencloudos-rpms/gstreamer1-plugins-bad-free.git /var/lib/mock/dist-oc8-build-73996-49447/root/chroot_tmpdir/scmroot/gstreamer1-plugins-bad-free
Cloning into '/var/lib/mock/dist-oc8-build-73996-49447/root/chroot_tmpdir/scmroot/gstreamer1-plugins-bad-free'...
$ git fetch origin 3dc3b25121c27c4290dd166701cce19ae7e8a6e5:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gstreamer1-plugins-bad-free
 * [new ref]         3dc3b25121c27c4290dd166701cce19ae7e8a6e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3dc3b25 import gstreamer1-plugins-bad-free-1.16.1-4.tl3