$ git clone -n https://gitee.com/opencloudos-stream/dbus.git /var/lib/mock/dist-ocs23-build-117332-8250/root/chroot_tmpdir/scmroot/dbus
Cloning into '/var/lib/mock/dist-ocs23-build-117332-8250/root/chroot_tmpdir/scmroot/dbus'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/dbus
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dd03116 !2 downgrade to 1.14 Merge pull request !2 from cunshunxia/master