$ git clone -n https://gitee.com/src-opencloudos-rpms/rubygem-rspec-expectations.git /var/lib/mock/dist-oc9-build-44975-14591/root/chroot_tmpdir/scmroot/rubygem-rspec-expectations
Cloning into '/var/lib/mock/dist-oc9-build-44975-14591/root/chroot_tmpdir/scmroot/rubygem-rspec-expectations'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rubygem-rspec-expectations
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1a07b32 import rubygem-rspec-expectations-3.12.2-4.tl4