Cloning this repository:

git clone git://git.sugarlabs.org/~jgomez/turtleart/jgomezs-mainline-turtleart-gci.git jgomezs-mainline-turtleart-gci
cd jgomezs-mainline-turtleart-gci

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

git remote add jgomezs-mainline-turtleart-gci git://git.sugarlabs.org/~jgomez/turtleart/jgomezs-mainline-turtleart-gci.git
git fetch jgomezs-mainline-turtleart-gci
git checkout -b my-local-tracking-branch jgomezs-mainline-turtleart-gci/master_or_other_branch