$ git clone -n https://gitee.com/src-anolis-os/checkpolicy.git /var/lib/mock/dist-an23-build-188764-60709/root/chroot_tmpdir/scmroot/checkpolicy
Cloning into '/var/lib/mock/dist-an23-build-188764-60709/root/chroot_tmpdir/scmroot/checkpolicy'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/checkpolicy
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eec8499 update to 3.4 and optimise spec file