rbutil/rbutil-1.5.1-1-x86_64.pkg.tar.zst build reproducible in our test framework:
2169adf7a0041602f16b510d86f8288d876f56258e03a86f4e757a30f7fe1739 rbutil-1.5.1-1-x86_64.pkg.tar.zst
e06f29a88afe44a8bad187d45bfb6c432ec070bc76506674e9ace7d8b5696bf7 rbutil-1.5.1-1-x86_64.pkg.tar.zst-b1.BUILDINFO.txt
e06f29a88afe44a8bad187d45bfb6c432ec070bc76506674e9ace7d8b5696bf7 rbutil-1.5.1-1-x86_64.pkg.tar.zst-b2.BUILDINFO.txt