git clone [email protected]:YOUR-GITHUB-USERNAME/FORKED-REPO-NAME.git
cd forked-repo-name
git remote add forked git://github.com/ORIGINAL-USERNAME/FORKED-REPO-NAME.git
git pull forked master
git push origin master
git clone [email protected]:YOUR-GITHUB-USERNAME/FORKED-REPO-NAME.git
cd forked-repo-name
git remote add forked git://github.com/ORIGINAL-USERNAME/FORKED-REPO-NAME.git
git pull forked master
git push origin master