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

https://github.com/andkem/void-packages new-package-siril
https://github.com/void-linux/void-packages/pull/18398

New package: siril-0.9.12
Siril is an open source program for processing astronomical images. It provides different algorithms that helps filter, stack and align series of photos.

A patch file from https://github.com/void-linux/void-packages/pull/18398.patch is attached