• Install git-subtree
• On Mac (homebrew)
• Example: Create opscode-nginx-cookbook
• Clone Opscode Repository
• Split nginx Cookbook Into A Branch
• Create A Target Repository And Push split Branch Into Target
• Cleanup
• Example: Update opscode-nginx-cookbook
• Fetch Upstream Updates
• Split nginx Cookbook Into A Branch
• Push split Branch Into nginx Target Repository
• Cleanup
• References