ref-filter: abstract ref format into its own struct

diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt
index 9c44eae55dbeac5fde111acf006bd0a4d586901e..a6cf9eb380fabedd0e89b84d182e6e2c4798e503 100644 (file)
--- a/Documentation/rev-list-options.txt
+++ b/Documentation/rev-list-options.txt
@@ -769,7 +769,8 @@ timezone value.
 1970).  As with `--raw`, this is always in UTC and therefore `-local`
 has no effect.
 +
-`--date=format:...` feeds the format `...` to your system `strftime`.
+`--date=format:...` feeds the format `...` to your system `strftime`,
+except for %z and %Z, which are handled internally.
 Use `--date=format:%c` to show the date in your system locale's
 preferred format.  See the `strftime` manual for a complete list of
 format placeholders. When using `-local`, the correct syntax is