--- a/src/Pure/System/isabelle_system.scala Mon May 30 11:34:25 2022 +0200
+++ b/src/Pure/System/isabelle_system.scala Mon May 30 11:51:34 2022 +0200
@@ -433,7 +433,7 @@
val script =
"rsync --protect-args --archive" +
(if (verbose || dry_run) " --verbose" else "") +
- (if (thorough) " --ignore-times" else "") +
+ (if (thorough) " --ignore-times" else " --omit-dir-times") +
(if (dry_run) " --dry-run" else "") +
(if (clean) " --delete-excluded" else "") +
filter.map(s => " --filter=" + Bash.string(s)).mkString +