https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=848136
https://sources.debian.org/patches/python-setuptools/40.8.0-1/reproducible.diff/

Index: b/setuptools/command/easy_install.py
===================================================================
--- a/setuptools/command/easy_install.py
+++ b/setuptools/command/easy_install.py
@@ -436,7 +436,7 @@ consider to install to another location,
             for spec in self.args:
                 self.easy_install(spec, not self.no_deps)
             if self.record:
-                outputs = self.outputs
+                outputs = list(sorted(self.outputs))
                 if self.root:  # strip any package prefix
                     root_len = len(self.root)
                     for counter in range(len(outputs)):