$ git clone -n https://gitee.com/opencloudos-stream/nox.git /var/lib/mock/dist-ocs23-build-129477-8842/root/chroot_tmpdir/scmroot/nox
Cloning into '/var/lib/mock/dist-ocs23-build-129477-8842/root/chroot_tmpdir/scmroot/nox'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/nox
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb46c4f !4 use newest tox > 4 Merge pull request !4 from cunshunxia/master