$ git clone -n https://gitee.com/zhoujiajia111/ruby.git /var/lib/mock/dist-an23-build-473762-74149/root/chroot_tmpdir/scmroot/ruby
Cloning into '/var/lib/mock/dist-an23-build-473762-74149/root/chroot_tmpdir/scmroot/ruby'...
$ git fetch origin f7812b5bb9cdc66738f4963d2a917f334e8981bc:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/ruby
 * [new ref]         f7812b5bb9cdc66738f4963d2a917f334e8981bc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f7812b5 fix cve