kpackage/kpackage-6.0.0-1-x86_64.pkg.tar.zst build reproducible in our test framework:
77ec6f4ed11806caaa57cd9949b81dedcbacbb8efeec8b343618affb74951b93 kpackage-6.0.0-1-x86_64.pkg.tar.zst
b1f8f6e89e63b1be1183568fc14e52e713ec9eb3a079708fc8c14f46fbf59f12 kpackage-6.0.0-1-x86_64.pkg.tar.zst-b1.BUILDINFO.txt
b1f8f6e89e63b1be1183568fc14e52e713ec9eb3a079708fc8c14f46fbf59f12 kpackage-6.0.0-1-x86_64.pkg.tar.zst-b2.BUILDINFO.txt