Yeah, some people can be lucky depending on whereabouts they live and whether the dealer has one in the right colour and spec in stock. Otherwise you'll be looking at a 2-3 month factory build.
The interior pack includes a set of ST mats (normal Fiesta mats with coloured piping) and a gloss/piano black centre console surround with stripes instead of the normal grey one. There's some pics of that elsewhere on here.