$ git clone -n https://gitee.com/opencloudos-stream/rustup.git /var/lib/mock/dist-oc9-epol-build-82018-57017/root/chroot_tmpdir/scmroot/rustup
Cloning into '/var/lib/mock/dist-oc9-epol-build-82018-57017/root/chroot_tmpdir/scmroot/rustup'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rustup
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63c169d !4 接入自定义脚本；解除和rust的Conflicts Merge pull request !4 from gordonwwang/master