$ git clone -n https://gitee.com/XIN_Y/libvpx.git /var/lib/mock/dist-oc9-build-56742-14865/root/chroot_tmpdir/scmroot/libvpx
Cloning into '/var/lib/mock/dist-oc9-build-56742-14865/root/chroot_tmpdir/scmroot/libvpx'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/XIN_Y/libvpx
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c0d261 update changelog