Find it under http://cologne.refugeesonrails.org or http://colognerb.github.io/refugees/
Clone the repository (-b lets you switch to the gh-pages branch
directly):
$ git clone git@github.com:colognerb/refugees -b gh-pages
$ cd refugees
Install the static site generator:
$ bundle install
Start the development server:
$ bundle exec jekyll serve --watch
The site is now running at http://localhost:4000.