$ git clone -n https://gitee.com/wenyuzifang/zeromq.git /var/lib/mock/dist-an23-build-486824-74383/root/chroot_tmpdir/scmroot/zeromq
Cloning into '/var/lib/mock/dist-an23-build-486824-74383/root/chroot_tmpdir/scmroot/zeromq'...
$ git fetch origin b1d3d67a021945b386da2a122749f8e5463b9cb0:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/zeromq
 * [new ref]         b1d3d67a021945b386da2a122749f8e5463b9cb0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b1d3d67 Update code from upstream