Description of problem: Package vtk fails to build from source in Fedora Rawhide. Version-Release number of selected component (if applicable): 9.1.0-2.fc36 Steps to Reproduce: koji build --scratch f36 vtk-9.1.0-2.fc36.src.rpm Additional info: This package is tracked by Koschei. See: https://koschei.fedoraproject.org/package/vtk