install

$ heroku create --stack cedar --buildpack \
  https://github.com/danpalmer/heroku-buildpack-hammer.git site-name

$ git push heroku master
...
-----> Downloading Nginx Sources
       ...
-----> Extracting Nginx Sources
-----> Configuring
       ...
-----> Compiling
       ...
-----> Installing
       ...
-----> Creating Boot Script
-----> Discovering process types
       Procfile declares types            -> (none)
       Default types for Hammer Buildpack -> web
-----> Compiled slug size: 1.0MB
-----> Launching... done, v1
       http://site-name.herokuapp.com deployed to Heroku