Cloning this repository:

git clone git://gitorious.org/android-on-freerunner/platform_hardware_libhardware_legacy.git platform_hardware_libhardware_legacy
cd platform_hardware_libhardware_legacy

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

git remote add platform_hardware_libhardware_legacy git://gitorious.org/android-on-freerunner/platform_hardware_libhardware_legacy.git
git fetch platform_hardware_libhardware_legacy
git checkout -b my-local-tracking-branch platform_hardware_libhardware_legacy/master_or_other_branch