There was mention of partnering with Google, Microsoft, and Pivotal (in their blog post <a href="http:&#x2F;&#x2F;techblog.netflix.com&#x2F;2015&#x2F;11&#x2F;global-continuous-delivery-with.html" rel="nofollow">http:&#x2F;&#x2F;techblog.netflix.com&#x2F;2015&#x2F;11&#x2F;global-continuous-delive...</a> ). Maybe they wanted to have a separate github organization for easier management, etc.