pigz/pigz-2.8-1-x86_64.pkg.tar.zst build reproducible in our test framework:
d0e4f6f8d6d9f13c04c53e202c85daf02053e25fcbb4391d74646958e3710804 pigz-2.8-1-x86_64.pkg.tar.zst
555dcfe5a993847e7fa288228171e0829f5d64d8c64f7231043d1da613e1ca20 pigz-2.8-1-x86_64.pkg.tar.zst-b1.BUILDINFO.txt
555dcfe5a993847e7fa288228171e0829f5d64d8c64f7231043d1da613e1ca20 pigz-2.8-1-x86_64.pkg.tar.zst-b2.BUILDINFO.txt