Practice repo for forking, merging, sub modules and sub trees
https://help.github.com/articles/fork-a-repo
git clone [email protected]:DD9/practice.git
cd practice
# Changes the active directory in the prompt to the newly cloned "Spoon-Knife" directory
git remote add upstream https://github.com/DD9/practice.git
# Assigns the original repository to a remote called "upstream"
git fetch upstream
# Pulls in changes not present in your local repository, without modifying your files