There is a new pull request by shtayerc against master on the void-packages repository

https://github.com/shtayerc/void-packages stockfish
https://github.com/void-linux/void-packages/pull/24708

stockfish: update to 12
Net file is fetched with distifiles, otherwise curl is required https://github.com/official-stockfish/Stockfish/blob/master/src/Makefile#L754

A patch file from https://github.com/void-linux/void-packages/pull/24708.patch is attached