$ git clone -n https://gitee.com/src-opencloudos-rpms/avahi.git /var/lib/mock/dist-oc9-build-69492-47299/root/chroot_tmpdir/scmroot/avahi
Cloning into '/var/lib/mock/dist-oc9-build-69492-47299/root/chroot_tmpdir/scmroot/avahi'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/avahi
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2c52bd7 import avahi-0.8-8.tl4