You can get it by selecting the brown leather seats. I hate the read interior myself, but I'm really not crazy about the brown leather, either. If you find a way around this (with the exception of going to an Overland, Sport or Sport S) let me know...Here's the site to do a build-out...
Im following this pretty closely as I'm about to pull the trigger on a JT Rubicon. Has @JeepCares or anyone for that matter been responsive? If you get some sort of resolution, I hope you will share. Thanks for the heads up!