What does cloning a GitHub repository mean?

Question

I am trying to integrate Facebook with my app. I read this on developers.facebook.com:

1. Install XCode
2. Install Git
3. Clone the G

Answer 1

Cloning basically means you want to get a local copy of the code present in the repository. After cloning you can then do whatever changes you like in the code and then you can pull the changes back to the repository