Don't forget to npm install!
Then $ react-native run-ios.
This app is a demo of the application written about in this Medium article: https://medium.com/differential/react-native-basics-how-to-use-the-listview-component-a0ec44cf1fe8#.3jlyee95f.
Also, if you get an error about the App not registering, that is because you changed the name of this project when you cloned it, and therefore need to make sure your new name matches the AppRegistry is index.ios.js.