$ git clone -n https://gitee.com/src-opencloudos-rpms/libXrandr.git /var/lib/mock/dist-oc9-build-70626-47455/root/chroot_tmpdir/scmroot/libXrandr
Cloning into '/var/lib/mock/dist-oc9-build-70626-47455/root/chroot_tmpdir/scmroot/libXrandr'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libXrandr
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5586d7c import libXrandr-1.5.3-2.tl4