$ git clone -n https://gitee.com/src-opencloudos-rpms/rpcbind.git /var/lib/mock/dist-oc9-build-64022-16463/root/chroot_tmpdir/scmroot/rpcbind
Cloning into '/var/lib/mock/dist-oc9-build-64022-16463/root/chroot_tmpdir/scmroot/rpcbind'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rpcbind
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8fd8ea8 import rpcbind-1.2.6-4.tl4