$ git clone -n https://gitee.com/src-opencloudos-rpms/rubygem-rubyzip.git /var/lib/mock/dist-oc9-build-44978-14591/root/chroot_tmpdir/scmroot/rubygem-rubyzip
Cloning into '/var/lib/mock/dist-oc9-build-44978-14591/root/chroot_tmpdir/scmroot/rubygem-rubyzip'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rubygem-rubyzip
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0264f60 import rubygem-rubyzip-2.3.2-3.tl4