jemalloc/jemalloc-1:5.1.0-1-x86_64.pkg.tar.xz build reproducible in our test framework:
cee6ab5afe6b4c39c387d6dc2d544ab115d5ab2a3d2b058c2b2cbede2e9454d2 jemalloc-1:5.1.0-1-x86_64.pkg.tar.xz
b6049c33f95bb569e5274d3a45e3d5f3b8cb6a3335b8e108c7c55daadfe41c0e jemalloc-1:5.1.0-1-x86_64.pkg.tar.xz-b1.BUILDINFO.txt
b6049c33f95bb569e5274d3a45e3d5f3b8cb6a3335b8e108c7c55daadfe41c0e jemalloc-1:5.1.0-1-x86_64.pkg.tar.xz-b2.BUILDINFO.txt