Mac 遇到问题

按照教程安装好环境后，按照laravel教程-web开发入门实战的步骤进行的，进入Homestead虚拟机执行:composer create-project laravel/laravel Laravel --prefer-dist "5.5."
然后报错：[Composer\Downloader\TransportException]
The "https://packagist.laravel-china.org/packag..." file could not be downloaded: Peer certi
ficate CN=`.phphub.org' did not match expected CN=`packagist.laravel-china.org'
Failed to enable crypto
failed to open stream: operation failed