For this demo, you will be using a sample Node.js application. To get the application, you will need to be signed in to github.com* so that you can fork the repo.
Open the sample repo at https://github.com/habitat-sh/sample-node-app.
In the top-right corner of the page, click the Fork button (see image) and copy the sample app repo to one of your GitHub organizations.
*Don't have a GitHub account? Sign up, it's free.