<id>extension</id>
  <name>ExtensionDescriptor</name>
  <description><![CDATA[
    Extension descriptor, stored in <code>META-INF/maven/extension.xml</code> in an extension's jar artifact to
    precisely control parts of the extension and dependencies to expose in the API class loader.
    Maven uses Plexus Classworlds to build the class loader hierarchy, therefore some concepts used in this extensions

        The {@code <scm>} element contains information required to the SCM
        (Source Control Management) of the project.
      </description>
      <fields>
        <field>
          <name>connection</name>
          <version>4.0.0+</version>
          <description>
            <![CDATA[
            The source control management system URL
            that describes the repository and how to connect to the

                <property name="test.projects.target.directory" value="archetypes/${test.projects.name}/${test.projects.version}" />
                <property name="test.projects.repository" value="repositories/central" />

                <mkdir dir="${basedir}/target/test-classes/${test.projects.repository}/${test.projects.target.directory}/" />

    </mirror>
  </mirrors>

  <!-- repositories
   | Specifies the list of default remote repositories that maven will search artifacts for.
  -->
  <repositories>
    <repository>
      <id>central</id>
      <name>Central Repository</name>
      <url>https://repo.maven.apache.org/maven2</url>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
    </repository>
  </repositories>

          <type>String</type>
          <description>
            <![CDATA[
            A repository id or (since Maven 2.0.9) an expression matching one or many repository ids to mirror, e.g.,
            <code>central</code> or <code>*,!repo1</code>.
            <code>*</code> (since Maven 2.0.5), <code>external:*</code> (since Maven 2.0.9) and <code>external:http:*</code> (since Maven 3.8.0) have