$ git clone -n https://gitee.com/src-opencloudos-rpms/buildah.git /var/lib/mock/dist-oc9-la64-build-133176-78829/root/chroot_tmpdir/scmroot/buildah
Cloning into '/var/lib/mock/dist-oc9-la64-build-133176-78829/root/chroot_tmpdir/scmroot/buildah'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
error: RPC failed; HTTP 502 curl 22 The requested URL returned error: 502
fatal: expected flush after ref listing
$ git reset --hard origin/oc9
HEAD is now at 62585a6 import buildah-1.37.6-1.tl4