Using git subtree to checkout a subdirectory

gistfile1.txt

cd /tmp 
git clone https://github.com/riptano/chef.git  chef 
cd chef 
git subtree split -P cookbooks/cassandra/ -b cassandra

cd /tmp
mkdir cassandra 
git init 
git fetch ../chef cassandra
git checkout -b master FETCH_HEAD 

## create github repo for cassandra 

git remote add origin [email protected]:cocoy/chef-cassandra.git
git push origin master