$ git clone -n https://gitee.com/opencloudos-stream/docbook-dtds.git /var/lib/mock/dist-ocs23-build-14968-1041/root/chroot_tmpdir/scmroot/docbook-dtds
Cloning into '/var/lib/mock/dist-ocs23-build-14968-1041/root/chroot_tmpdir/scmroot/docbook-dtds'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/docbook-dtds
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 895d51b update