Github: Working on opensource project, Make Pull request

GitHub is a GIt repository web-based hosting service which offers all of the distributed revision control and source code management (SCM) functionality of Git as well as adding own features.
 It also provides access control and several collaboration features such as wikis, task management, and bug tracking and feature requests for every project^.

Here are few steps to work on an open source project

1. Fork repository- Fork existing repository into your

2. Clone repository locally - 

 git clone <repo URL>

3. Make code changes locally:

4. Commit changes locally -

 git commit -a

5. Push changes to hosted repository -

 git push --repo=<URL>

6. Create a Pull request for original repository