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

https://github.com/butonic/void-packages owncloudclient-2.6.3.14058
https://github.com/void-linux/void-packages/pull/24369

update owncloudclient to 2.6.3.14058
updating to latest release

A patch file from https://github.com/void-linux/void-packages/pull/24369.patch is attached