chef: Error installing chef on CoreOS

It appears CoreOS is unsupported. Appreciate if you can please add support/advise. Thanks…

± ssh -i ~/.ssh/ec2-oregon.cer nilesh@testing.cloudgeni.us
Last login: Fri Aug  1 20:43:42 2014 from c-67-182-143-209.hsd1.wa.comcast.net
CoreOS (stable)
nilesh@testing ~ $ curl -L https://www.opscode.com/chef/install.sh | sudo bash
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 16519  100 16519    0     0   118k      0 --:--:-- --:--:-- --:--:--  123k
Downloading Chef  for coreos...
downloading https://www.opscode.com/chef/metadata?v=&prerelease=false&nightlies=false&p=coreos&pv=367.1.0&m=x86_64
  to file /tmp/install.sh.1022/metadata.txt
trying wget...
trying curl...
<h1>Internal Server Error</h1>downloaded metadata file is corrupted or an uncaught error was encountered in downloading the file...
Please file a bug report at http://tickets.opscode.com
Project: Chef
Component: Packages
Label: Omnibus
Version: 

Please detail your operating system type, version and any other relevant details
nilesh@testing ~ $