A shop in Edinburgh is selling them right now. They posted on Facebook:
"So our missing box of RSD stock arrived and amongst other goodies we have a decent wad of BOWPROMO which faithfully replicates the original promo album for Bowie's Hunky Dory LP, with seven tracks on one side, and adds five exclusive Bowie prints. We are open until 6..."
They don't have a website but you can phone them on:
+44 131 228 3943
Not now obviously, because they're closed but you can call them tomorrow. The records will be cheaper than the eBay stuff.
'When I saw the result, I threw up. My body rejected it.'