Install Magento2 Sample Data
Update composer.json and add following:
"require": {
"magento/sample-data": "0.42.0-beta1",
"magento/sample-data-media": "0.42.0-beta1"
}
"repositories": [{
"type": "composer",
"url": "http://packages.magento.com/"
}]
Then run:
composer.phar update
And install sample data:
php -f dev/tools/Magento/Tools/SampleData/install.php -- --admin_username=admin