$ git clone -n https://gitee.com/yan1hcdc/ancert.git /var/lib/mock/dist-an23-build-534342-81523/root/chroot_tmpdir/scmroot/ancert
Cloning into '/var/lib/mock/dist-an23-build-534342-81523/root/chroot_tmpdir/scmroot/ancert'...
$ git fetch origin baf869b8ef8b72f694bddae9a4a70747ba49e884:KOJI_FETCH_HEAD
From https://gitee.com/yan1hcdc/ancert
 * [new ref]         baf869b8ef8b72f694bddae9a4a70747ba49e884 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at baf869b support riscv platform