grapeConfig.xml

<ivysettings>
  <settings defaultResolver="downloadGrapes"/>
  <resolvers>
    <chain name="downloadGrapes">
      <filesystem name="cachedGrapes">
        <ivy pattern="${user.home}/.groovy/grapes/[organisation]/[module]/ivy-[revision].xml"/>
        <artifact pattern="${user.home}/.groovy/grapes/[organisation]/[module]/[type]s/[artifact]-[revision].[ext]"/>
      </filesystem>
      <!-- todo add 'endorsed groovy extensions' resolver here -->
      <!--ibiblio name="codehaus" root="http://repository.codehaus.org/" m2compatible="true"/-->
      <!--ibiblio name="ibiblio" m2compatible="true"/-->
      <ibiblio name="m.g.o-public" root="https://repo.jenkins-ci.org/public/" m2compatible="true" />
    </chain>
  </resolvers>
</ivysettings>