Neos site versioning with one repository – Included in https://speakerdeck.com/aertmann/tasty-recipes-for-every-day-neos

.gitignore

/Build/**
!/Build/Surf**
/Configuration/**
!/Configuration/**.yaml
/Data/
/Web/
/bin/
/Readme.txt
/Upgrading.txt
/flow
/flow.bat
/Readme.rst
/Upgrading.rst

# Ignore packages except site package
/Packages/**
!/Packages/Sites**

# Alternatively ignore packages except sites and application packages from specific vendor
/Packages/Framework
/Packages/Libraries
/Packages/Application/*
!/Packages/Application/Vendor.*
/Packages/Plugins