knewstuff/knewstuff-6.0.0-4-x86_64.pkg.tar.zst build reproducible in our test framework:
da7b81bae1896a823120a6867f2a4a8471c80c84e753393ba53eeed8d1184ac9 knewstuff-6.0.0-4-x86_64.pkg.tar.zst
21d8048e669d95c6fadaa4e8f785802d7eed7e0d0c5f4120d2a57467354ca96f knewstuff-6.0.0-4-x86_64.pkg.tar.zst-b1.BUILDINFO.txt
21d8048e669d95c6fadaa4e8f785802d7eed7e0d0c5f4120d2a57467354ca96f knewstuff-6.0.0-4-x86_64.pkg.tar.zst-b2.BUILDINFO.txt