Fix link

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@374213 13f79535-47bb-0310-9956-ffa450edef68

scm/xdocs/commontasks.xml

@@ -32,7 +32,8 @@
       <subsection name="Checking out a project">
         <p>
           This command is usually performed without a project, as that is what you are
-          checking out, so you need to specify the <a href="scmurl.html">SCM URL</a>. The URL takes the same format
+          checking out, so you need to specify the
+          <a href="http://maven.apache.org/scm/scm-url-format.html">SCM URL</a>. The URL takes the same format
           as the <code>&lt;repository&gt;&lt;connection&gt;</code> element in your <code>project.xml</code>
           file.
         </p>