doc/git-howto: use less weird username for git URL

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: J. Dekker <jdek@itanimul.li>

doc/git-howto.texi

@@ -66,7 +66,7 @@ This will put the FFmpeg sources into the directory @var{<target>} and let
 you push back your changes to the remote repository.
 
 @example
-git clone gil@@ffmpeg.org:ffmpeg-web <target>
+git clone git@@ffmpeg.org:ffmpeg-web <target>
 @end example
 
 This will put the source of the FFmpeg website into the directory