title: Failure to transfer org.apache.maven:maven-archiver:pom:2.5
body: <p>When I import a maven program by Spring Tool Suite,a problem occurs:
  Failure to transfer org.apache.maven:maven-archiver:pom:2.5 from <a href="http://spring-roo-repository.springsource.org/release" rel="nofollow">http://spring-roo-repository.springsource.org/release</a> was cached in the local repository, resolution will not be reattempted until the update interval of spring-roo-repository has elapsed or updates are forced. Original error: Could not transfer artifact org.apache.maven:maven-archiver:pom:2.5 from/to spring-roo-repository: connection timed out to <a href="http://spring-roo-repository.springsource.org/release/org/apache/maven/maven-archiver/2.5/maven-archiver-2.5.pom" rel="nofollow">http://spring-roo-repository.springsource.org/release/org/apache/maven/maven-archiver/2.5/maven-archiver-2.5.pom</a>.
  I want to know how to resolve it. If you know,please tell me.Thanks in advance!</p>