lib32-libffi/lib32-libffi-3.4.6-1-x86_64.pkg.tar.zst build reproducible in our test framework:
7616f1bed36bc26de6a8605b282e5a6e89558e900f23ec384a0522d1581539d5 lib32-libffi-3.4.6-1-x86_64.pkg.tar.zst
915ace7eec875b00d4a05ae82a49692e67fc015736a156e48b02ca5e8cd34de5 lib32-libffi-3.4.6-1-x86_64.pkg.tar.zst-b1.BUILDINFO.txt
915ace7eec875b00d4a05ae82a49692e67fc015736a156e48b02ca5e8cd34de5 lib32-libffi-3.4.6-1-x86_64.pkg.tar.zst-b2.BUILDINFO.txt