$ git clone -n https://gitee.com/src-opencloudos-rpms/iproute.git /var/lib/mock/dist-oc9-build-63370-16463/root/chroot_tmpdir/scmroot/iproute
Cloning into '/var/lib/mock/dist-oc9-build-63370-16463/root/chroot_tmpdir/scmroot/iproute'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/iproute
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e3ba4c6 import iproute-6.4.0-3.tl4