$ git clone -n https://gitee.com/zhoujiajia111/ruby.git /var/lib/mock/dist-an23-build-473556-74127/root/chroot_tmpdir/scmroot/ruby
Cloning into '/var/lib/mock/dist-an23-build-473556-74127/root/chroot_tmpdir/scmroot/ruby'...
$ git fetch origin 615a9b55edfb5ccdce44783d4e7421e3a1967178:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/ruby
 * [new ref]         615a9b55edfb5ccdce44783d4e7421e3a1967178 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 615a9b5 fix cve