swappy/swappy-1.5.1-1-x86_64.pkg.tar.zst build reproducible in our test framework:
b376d0c67223340a207fad7eac6f1aade1aeae1c1d459c1c6e46e71c8e76c412 swappy-1.5.1-1-x86_64.pkg.tar.zst
20ac1ea2e1a9b1a463ab15955945c17fa8c7e9d44f3a41367f76d27322302553 swappy-1.5.1-1-x86_64.pkg.tar.zst-b1.BUILDINFO.txt
20ac1ea2e1a9b1a463ab15955945c17fa8c7e9d44f3a41367f76d27322302553 swappy-1.5.1-1-x86_64.pkg.tar.zst-b2.BUILDINFO.txt