These instruction assumes that you have maven 2 or 3 based build for your site.
Add this repository to your root pom.xml:
<repository> <id>hippo-maven2-forge</id> <name>Hippo Maven 2 Forge</name> <url>http://maven.onehippo.com/maven2-forge</url> </repository>
<dependency> <groupId>org.onehippo.forge</groupId> <artifactId>sforce-comps</artifactId> <version>${sforce-comps.version}</version> </dependency>