Cloning this repository:

git clone git://gitorious.org/~jiaojiaofish20/meego-device-adaptation/jiaojiaofish20s-jiaojiaofish20s-n900_kernel.git jiaojiaofish20s-jiaojiaofish20s-n900_kernel
cd jiaojiaofish20s-jiaojiaofish20s-n900_kernel

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

git remote add jiaojiaofish20s-jiaojiaofish20s-n900_kernel git://gitorious.org/~jiaojiaofish20/meego-device-adaptation/jiaojiaofish20s-jiaojiaofish20s-n900_kernel.git
git fetch jiaojiaofish20s-jiaojiaofish20s-n900_kernel
git checkout -b my-local-tracking-branch jiaojiaofish20s-jiaojiaofish20s-n900_kernel/master_or_other_branch