$ git clone -n https://gitee.com/lzq11122/libvpx.git /var/lib/mock/dist-an23.2-build-445341-73277/root/chroot_tmpdir/scmroot/libvpx
Cloning into '/var/lib/mock/dist-an23.2-build-445341-73277/root/chroot_tmpdir/scmroot/libvpx'...
$ git fetch origin 3309532321ca62014b2dc8f60e9e88e4c14b0bfe:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/libvpx
 * [new ref]         3309532321ca62014b2dc8f60e9e88e4c14b0bfe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3309532 libvpx-modified