Cloning this repository:

git clone git://gitorious.org/~rasputin1969/junk/rasputin1969s-hello-gstreamer.git rasputin1969s-hello-gstreamer
cd rasputin1969s-hello-gstreamer

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

git remote add rasputin1969s-hello-gstreamer git://gitorious.org/~rasputin1969/junk/rasputin1969s-hello-gstreamer.git
git fetch rasputin1969s-hello-gstreamer
git checkout -b my-local-tracking-branch rasputin1969s-hello-gstreamer/master_or_other_branch