$ git clone -n https://gitee.com/fundawang/oceanbase.git /var/lib/mock/dist-an23-build-329519-69372/root/chroot_tmpdir/scmroot/oceanbase
Cloning into '/var/lib/mock/dist-an23-build-329519-69372/root/chroot_tmpdir/scmroot/oceanbase'...
$ git fetch origin 03db9813958c94480f810519ebe43c885a7cf9f4:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/oceanbase
 * [new ref]         03db9813958c94480f810519ebe43c885a7cf9f4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 03db981 use lld