$ git clone -n https://gitee.com/opencloudos-stream/openmpi.git /var/lib/mock/dist-ocs23-build-129113-8728/root/chroot_tmpdir/scmroot/openmpi
Cloning into '/var/lib/mock/dist-ocs23-build-129113-8728/root/chroot_tmpdir/scmroot/openmpi'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/openmpi
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 54adc46 !3 Remove display dependency on python Merge pull request !3 from ZoeDong/master