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

https://github.com/Wychmire/void-packages mako
https://github.com/void-linux/void-packages/pull/18319

mako: update to 1.4.1.
[build successful](https://travis-ci.org/Wychmire/void-packages/builds/637554723) in my fork.

A patch file from https://github.com/void-linux/void-packages/pull/18319.patch is attached