Cloning this repository:

git clone git://gitorious.org/~isong/sched_deadline/isongs-rt-deadline.git isongs-rt-deadline
cd isongs-rt-deadline

Add this repository as a remote to an existing local repository:

git remote add isongs-rt-deadline git://gitorious.org/~isong/sched_deadline/isongs-rt-deadline.git
git fetch isongs-rt-deadline
git checkout -b my-local-tracking-branch isongs-rt-deadline/master_or_other_branch