There is an updated pull request by karl-nilsson against master on the void-packages repository

https://github.com/karl-nilsson/void-packages keybase-4.7
https://github.com/void-linux/void-packages/pull/15681

Keybase 4.7
tested on x64, glibc
ping @Vaelatern 

A patch file from https://github.com/void-linux/void-packages/pull/15681.patch is attached