$ git clone -n https://gitee.com/lizhao2025/byacc.git /var/lib/mock/dist-an23-build-496199-74608/root/chroot_tmpdir/scmroot/byacc
Cloning into '/var/lib/mock/dist-an23-build-496199-74608/root/chroot_tmpdir/scmroot/byacc'...
$ git fetch origin a58c93093c7d6440b170db1d7d66dbf8a0dbca19:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/byacc
 * [new ref]         a58c93093c7d6440b170db1d7d66dbf8a0dbca19 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a58c930 Update code from upstream