cd /home/<username>

# install composer
curl -sS https://getcomposer.org/installer | php -- --install-dir=bin --filename=composer

# get laravel using composer
php bin/composer create-project laravel/laravel --prefer-dist

# remove cPanel user's default public_html directory
rm -rf public_html

# create a symlink to the laravel application's public directory
sudo -u <username> ln -s laravel/public public_html