To get started with Android/CyanogenMod, you'll need to get familiar with Git and Repo.
To initialize your local repository using the CyanogenMod/Flyhalf205 trees, use a command like this:
repo init -u git://github.com/Flyhalf205/android.git -b cm-10.1
Then to sync up:
repo sync
Then to get prebuilts:
./vendor/cm/get-prebuilts
Then to build environment:
. build/envsetup.sh
Then to brunch:
brunch vigor
Please see the CyanogenMod Wiki for building instructions.
For more information on this Github Organization and how it is structured, please read the wiki article
Initialize your local repository. Instructed above.
Run Linaro script:
. android/linaro.sh
Then to brunch:
brunch vigor