Adding example to push to multiple git remotes. (#1784)

Co-authored-by: Dane Powell <[email protected]>

src/Command/Push/PushArtifactCommand.php

@@ -60,7 +60,8 @@ protected function configure(): void
                 . 'To run additional build or sanitization steps (e.g. <options=bold>npm install</>), add a <options=bold>post-install-cmd</> script to your <options=bold>composer.json</> file: https://getcomposer.org/doc/articles/scripts.md#command-events')
             ->addUsage('--destination-git-branch=main-build')
             ->addUsage('--source-git-tag=foo-build --destination-git-tag=1.0.0')
-            ->addUsage('[email protected]:example.git --destination-git-branch=main-build');
+            ->addUsage('[email protected]:example.git --destination-git-branch=main-build')
+            ->addUsage('[email protected]:example.git [email protected]:example.git --destination-git-branch=main-build');
     }
 
     protected function initialize(InputInterface $input, OutputInterface $output): void