There is a new pull request by jjsullivan5196 against master on the void-packages repository

https://github.com/jjsullivan5196/void-packages zig-cross
https://github.com/void-linux/void-packages/pull/25004

zig: enable cross-compile support
Closes #24959 

A patch file from https://github.com/void-linux/void-packages/pull/25004.patch is attached