--- a/mercurial/revset.py Thu Mar 20 19:39:05 2014 -0700
+++ b/mercurial/revset.py Mon Mar 24 21:27:40 2014 -0400
@@ -1500,6 +1500,10 @@
def tag(repo, subset, x):
"""``tag([name])``
The specified tag by name, or all tagged revisions if no name is given.
+
+ If `name` starts with `re:`, the remainder of the name is treated as
+ a regular expression. To match a tag that actually starts with `re:`,
+ use the prefix `literal:`.
"""
# i18n: "tag" is a keyword
args = getargs(x, 0, 1, _("tag takes one or no arguments"))