SYNOPSIS
--------
[verse]
-'git-show-ref' [-q|--quiet] [--verify] [-h|--head] [-d|--dereference]
+'git show-ref' [-q|--quiet] [--verify] [-h|--head] [-d|--dereference]
[-s|--hash] [--abbrev] [--tags] [--heads] [--] <pattern>...
-'git-show-ref' --exclude-existing[=pattern]
+'git show-ref' --exclude-existing[=pattern]
DESCRIPTION
-----------
allows you to do things like
-----------------------------------------------------------------------------
- git-show-ref --quiet --verify -- "refs/heads/$headname" ||
+ git show-ref --quiet --verify -- "refs/heads/$headname" ||
echo "$headname is not a valid branch"
-----------------------------------------------------------------------------