如何设置antD rangePicker的开始或结束日期为空

import { DatePicker } from 'antd';
import 'antd/dist/antd.css';

<DatePicker.RangePicker defaultValue={[null, moment()]} />

import React from 'react';
import { DatePicker } from 'antd';
import 'antd/dist/antd.css';
import moment from 'moment';

const App = () => {
  return (
    <div>
      <DatePicker.RangePicker defaultValue={[null, moment()]} />
    </div>
  );
};

export default App;