Create a folder where you want the site.
Go into that folder
Execute the build_siteprocessor.make file
drush make https://raw.github.com/reload/siteprocessor/master/build_siteprocessor.make
Download drupal 7.x core.
Fetch the installation profile from git.
git clone https://github.com/reload/siteprocessor.git
Go back to drupal core directory
Install SiteProcessor profile.
drush make --no-core profiles/siteprocessor/siteprocessor.make
After that, in your browser go to your new site, and install it. Choose the SiteProcessor profile.