$ git clone -n https://gitee.com/opencloudos-stream/ghc-sandi.git /home/lib/ocmock/dist-oc9-epol-build-206124-80553/root/chroot_tmpdir/scmroot/ghc-sandi
正克隆到 '/home/lib/ocmock/dist-oc9-epol-build-206124-80553/root/chroot_tmpdir/scmroot/ghc-sandi'...
$ git fetch origin master:KOJI_FETCH_HEAD
来自 https://gitee.com/opencloudos-stream/ghc-sandi
 * [新分支]          master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD 现在位于 4145594 !2 Rebuilt for loongarch64 Merge pull request !2 from brucezhang/master