$ git clone -n https://gitee.com/zhoujiajia111/ruby.git /var/lib/mock/dist-an23-build-473665-74127/root/chroot_tmpdir/scmroot/ruby
Cloning into '/var/lib/mock/dist-an23-build-473665-74127/root/chroot_tmpdir/scmroot/ruby'...
$ git fetch origin 264568b2a6fdb2328203b22f64678fd7f2c08bd2:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/ruby
 * [new ref]         264568b2a6fdb2328203b22f64678fd7f2c08bd2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 264568b fix cve