opam/opam-2.1.5-3-x86_64.pkg.tar.zst build reproducible in our test framework:
484dab6951a83ea38c3b4135833bec35a2158d747259b752228914c6d8221abf opam-2.1.5-3-x86_64.pkg.tar.zst
17a00691352a157591249f8942fd5909e7d3c461f2adc677e9842875783a0272 opam-2.1.5-3-x86_64.pkg.tar.zst-b1.BUILDINFO.txt
17a00691352a157591249f8942fd5909e7d3c461f2adc677e9842875783a0272 opam-2.1.5-3-x86_64.pkg.tar.zst-b2.BUILDINFO.txt