Github Actions CI repository is failing for unknown reason

[svenfeld]

Describe the bug
During the maven install phase of the github actions CI the 'repository' module is failing due to a value being null. During the process the buildinfo.json file is being generated. However, for unknown reason that value is null and leads to the CI failing.

Temporarily fixed with #472.

To Reproduce
Reopen or create new PR to trigger github actions CI.

Expected behavior
No error.

Screenshots