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

https://github.com/jbgg/void-packages maxima
https://github.com/void-linux/void-packages/pull/25631

maxima: stand-alone executable for sbcl option
closes: #25221

A patch file from https://github.com/void-linux/void-packages/pull/25631.patch is attached