$ git clone -n https://gitee.com/wenyuzifang/dwz.git /var/lib/mock/dist-an23-build-468958-74027/root/chroot_tmpdir/scmroot/dwz
Cloning into '/var/lib/mock/dist-an23-build-468958-74027/root/chroot_tmpdir/scmroot/dwz'...
$ git fetch origin c018000327e95520dfd10cd77fb4f694172176d0:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/dwz
 * [new ref]         c018000327e95520dfd10cd77fb4f694172176d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c018000 Update code from upstream