sha1_name: remove unnecessary braces

diff --git a/Documentation/revisions.txt b/Documentation/revisions.txt
index a8ff691492927eef2f31d889f7bd20b4e60e7a91..d477b3f6bcb2c410952b573421d28189d1d1a790 100644 (file)
--- a/Documentation/revisions.txt
+++ b/Documentation/revisions.txt
@@ -244,11 +244,13 @@ To summarize:
 
 '<rev1>..<rev2>'::
        Include commits that are reachable from <rev2> but exclude
-       those that are reachable from <rev1>.
+       those that are reachable from <rev1>.  When either <rev1> or
+       <rev2> is omitted, it defaults to 'HEAD'.
 
 '<rev1>\...<rev2>'::
        Include commits that are reachable from either <rev1> or
-       <rev2> but exclude those that are reachable from both.
+       <rev2> but exclude those that are reachable from both.  When
+       either <rev1> or <rev2> is omitted, it defaults to 'HEAD'.
 
 '<rev>{caret}@', e.g. 'HEAD{caret}@'::
   A suffix '{caret}' followed by an at sign is the same as listing