Dark Horse's site for the full details.
In addition to that, CBR reported on this Whedon Wednesday some ordering incentives for Buffy Season 9 retailers. If your retailer orders 10 copies of Buffy the Vampire Slayer Season 9 #1 (any combination of the Steve Morris and Jo Chen covers) they will receive one Georges Jeanty 25th anniversary cover for free. Anyone a variant whore? Need this very special edition added to your repertoire? Time to start kissing the ass of your local comic shop boy a little harder!