It's not possible to build oVirt Node in COPR. Let's explore the possibility to get oVirt Node built using GitHub Actions and self-hosted runners.
Michal worked on this, we have self hosted runners and GitHub Actions for building both Node and Appliance.
This bugzilla is included in oVirt 4.5.0 release, published on April 20th 2022. Since the problem described in this bug report should be resolved in oVirt 4.5.0 release, it has been closed with a resolution of CURRENT RELEASE. If the solution does not work for you, please open a new bug report.