Users had problems finding a working setting for notes.rewriteRef.
Document how to enable rewriting for notes/commits, which should be a
safe setting.
Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
You may also specify this configuration several times.
+
Does not have a default value; you must configure this variable to
-enable note rewriting.
+enable note rewriting. Set it to `refs/notes/commits` to enable
+rewriting for the default commit notes.
+
This setting can be overridden with the `GIT_NOTES_REWRITE_REF`
environment variable, which must be a colon separated list of refs or