Title: How My Father Became a God
Author: Dilman Dila
Publication: Terra Incognita: New Short Speculative Stories from Africa (Modjaji Books, February 2015); The Apex Book of World SF 4 (Apex, August 2015)
Author's description: "A scifi tale set in an African nation long before colonialism. It features a little girl whose brothers are eager to sell her off into marriage so they can earn cattle to find wives for themselves. She has to rely on her father, an inventor, to fight them off."