exim/exim-4.97.1-1-x86_64.pkg.tar.zst build reproducible in our test framework:
36ffa8e06631c7ba0e31173561e79adfb95a5195edfe677e29c2d1d882502be1 exim-4.97.1-1-x86_64.pkg.tar.zst
c1ab698432d127bdbe7afb4861ee4da0658b862c4c54df32ed1e10ff1b7626d2 exim-4.97.1-1-x86_64.pkg.tar.zst-b1.BUILDINFO.txt
c1ab698432d127bdbe7afb4861ee4da0658b862c4c54df32ed1e10ff1b7626d2 exim-4.97.1-1-x86_64.pkg.tar.zst-b2.BUILDINFO.txt