$ git clone -n https://gitee.com/src-opencloudos-rpms/libva.git /var/lib/mock/dist-oc9-build-47045-14592/root/chroot_tmpdir/scmroot/libva
Cloning into '/var/lib/mock/dist-oc9-build-47045-14592/root/chroot_tmpdir/scmroot/libva'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libva
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6de1873 import libva-2.16.0-4.tl4