lib32-giflib/lib32-giflib-5.1.9-3-x86_64.pkg.tar.xz build reproducible in our test framework:
eba8c96b1c454159e7f023841ca7444e190d084458c6b02f54d3f1fcef0358b1 lib32-giflib-5.1.9-3-x86_64.pkg.tar.xz
36c6d406db33bf3c60fe003990721df2301fc0d19879094bc808fc48a60887a1 lib32-giflib-5.1.9-3-x86_64.pkg.tar.xz-b1.BUILDINFO.txt
36c6d406db33bf3c60fe003990721df2301fc0d19879094bc808fc48a60887a1 lib32-giflib-5.1.9-3-x86_64.pkg.tar.xz-b2.BUILDINFO.txt