$ git clone -n https://gitee.com/opencloudos-stream/nde-build-tools.git /var/lib/mock/dist-oc9-epol-build-150832-79727/root/chroot_tmpdir/scmroot/nde-build-tools
Cloning into '/var/lib/mock/dist-oc9-epol-build-150832-79727/root/chroot_tmpdir/scmroot/nde-build-tools'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/nde-build-tools
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fc065fa !2 Rebuilt for loongarch64 Merge pull request !2 from brucezhang/master