Was released today and it's not cheap! Retail is $12,975 and that's not a typo. Looks like they really don't want to sell any. I fully expect the aftermarket to replicate the hood for less than $2K in CF and closer to $1K in fiberglass.
https://performanceparts.ford.com/part/M-16612-GT4
https://performanceparts.ford.com/part/M-16612-GT4