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

https://github.com/fosslinux/void-packages poppler-homepage-https
https://github.com/void-linux/void-packages/pull/21316

poppler: update homepage location
Now only works with https://, permanent redirect.

A patch file from https://github.com/void-linux/void-packages/pull/21316.patch is attached