gc/gc-7.6.8-1-x86_64.pkg.tar.xz build reproducible in our test framework:
96f02e4cf2d2c58fb14c7fae3534ae1494003ebcf2e58db0352e18830db76496 gc-7.6.8-1-x86_64.pkg.tar.xz
57925f693b4ddde38b6e47652c4e0674502556c36ec59d25856093cd18454b31 gc-7.6.8-1-x86_64.pkg.tar.xz-b1.BUILDINFO.txt
57925f693b4ddde38b6e47652c4e0674502556c36ec59d25856093cd18454b31 gc-7.6.8-1-x86_64.pkg.tar.xz-b2.BUILDINFO.txt