Clean up documentation that references deprecated 'git peek-remote'.

Now that 'git peek-remote' is deprecated and only an alias for
'git ls-remote', it should not be referenced from other manual pages.

This also removes the description of the --exec option, which is no
longer present.

Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/git-daemon.txt

@@ -31,8 +31,8 @@ pass some directory paths as 'git-daemon' arguments, you can further restrict
 the offers to a whitelist comprising of those.
 
 By default, only `upload-pack` service is enabled, which serves
-`git-fetch-pack` and `git-peek-remote` clients that are invoked
-from `git-fetch`, `git-ls-remote`, and `git-clone`.
+`git-fetch-pack` and `git-ls-remote` clients, which are invoked
+from `git-fetch`, `git-pull`, and `git-clone`.
 
 This is ideally suited for read-only updates, i.e., pulling from
 git repositories.
@@ -166,7 +166,7 @@ the per-repository configuration file can be used to enable or
 disable them.
 
 upload-pack::
-	This serves `git-fetch-pack` and `git-peek-remote`
+	This serves `git-fetch-pack` and `git-ls-remote`
 	clients.  It is enabled by default, but a repository can
 	disable it by setting `daemon.uploadpack` configuration
 	item to `false`.

Documentation/git-ls-remote.txt

@@ -30,7 +30,7 @@ OPTIONS
 	Specify the full path of gitlink:git-upload-pack[1] on the remote
 	host. This allows listing references from repositories accessed via
 	SSH and where the SSH daemon does not use the PATH configured by the
-	user. Also see the '--exec' option for gitlink:git-peek-remote[1].
+	user.
 
 <repository>::
 	Location of the repository.  The shorthand defined in

Documentation/git-peek-remote.txt

@@ -28,9 +28,6 @@ OPTIONS
 	shells, but prefer having a lean .bashrc file (they set most of
 	the things up in .bash_profile).
 
-\--exec=<git-upload-pack>::
-	Same \--upload-pack=<git-upload-pack>.
-
 <host>::
 	A remote host that houses the repository.  When this
 	part is specified, 'git-upload-pack' is invoked via

Documentation/git-show-ref.txt

@@ -160,7 +160,7 @@ to get a listing of all tags together with what they dereference.
 
 SEE ALSO
 --------
-gitlink:git-ls-remote[1], gitlink:git-peek-remote[1]
+gitlink:git-ls-remote[1]
 
 AUTHORS
 -------