$ git clone -n https://gitee.com/src-opencloudos-rpms/gstreamer1-plugins-base.git /var/lib/mock/dist-oc8-build-119281-70121/root/chroot_tmpdir/scmroot/gstreamer1-plugins-base
Cloning into '/var/lib/mock/dist-oc8-build-119281-70121/root/chroot_tmpdir/scmroot/gstreamer1-plugins-base'...
$ git fetch origin a53ddb81d17664559c6dfe9a10cf04c915e7cfda:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gstreamer1-plugins-base
 * [new ref]         a53ddb81d17664559c6dfe9a10cf04c915e7cfda -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a53ddb8 import gstreamer1-plugins-base-1.16.1-4.tl3