Magento2 Installation using git clone

Pre-Requirements 

1. Git installed
2. Composer installed
3. database created

Step 1 :
git clone https://github.com/magento/magento2.git

Step 2 :
Go to installation directory this case this would be
             cd magento2

Step 3 :
Needed extension
intl
soap
xsl


Step 4 : composer install

Step 5 : hit installation directory url  and follow the steps.
like ex. in case of local http://localhost/magento2