title: Composer can't install laravel
body: <p>I got this issue when I've tried to install Laravel !!</p>
  
  <pre><code>composer create-project --prefer-dist laravel/laravel blog
  </code></pre>
  
  <blockquote>
    <p>[Composer\Downloader\TransportException]
      The "<a href="http://packagist.org/p/provider-2017-04%24cc0b63f9292683fc4f978a14aca71a0c07b2025b938e199310663bcc64ced957.json" rel="nofollow noreferrer">http://packagist.org/p/provider-2017-04%24cc0b63f9292683fc4f978a14aca71a0c07b2025b938e199310663bcc64ced957.json</a>" file could not be downloaded (HTTP/1.1 404 No
      t Found)</p>
  </blockquote>