Danny
--- orig/jdk-6fa770f9f8ab/make/corba/src/classes/build/tools/logutil/MC.java	2022-04-13 19:24:10.111680549 +0200
+++ jdk-6fa770f9f8ab/make/corba/src/classes/build/tools/logutil/MC.java	2022-04-13 22:51:13.399462259 +0200
@@ -154,7 +154,7 @@
                   groupName);
     pw.println("//");
     pw.printMsg("// Generated by MC.java version @, DO NOT EDIT BY HAND!", VERSION);
-    pw.printMsg("// Generated from input file @ on @", inFile, new Date());
+    pw.printMsg("// Generated from input file @ on @", inFile, System.getenv("SOURCE_DATE_EPOCH") == null ? new Date() : new Date(1000 * Long.parseLong(System.getenv("SOURCE_DATE_EPOCH"))));
     pw.println();
   }
 
