$ git clone -n https://gitee.com/opencloudos-stream/byacc.git /var/lib/mock/dist-ocs23-build-32312-1378/root/chroot_tmpdir/scmroot/byacc
Cloning into '/var/lib/mock/dist-ocs23-build-32312-1378/root/chroot_tmpdir/scmroot/byacc'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/byacc
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 888a78d !1 update to 2.0.20230521 Merge pull request !1 from abushwang/master