tar -xzvf apache-maven--bin.tar.gz

export M2_HOME=/opt/apache-maven-
export M2=$M2_HOME/bin
export PATH=$M2:$PATH

root@zsh-Aspire-:~# mvn -version
Apache Maven  (12a6b3acb947671f09b81f49094c53f426d8cea1; --15T01::+:)
Maven home: /opt/apache-maven-
Java version: 1.8.0_25, vendor: Oracle Corporation
Java home: /opt/jvm/jdk1..0_25/jre
Default locale: zh_CN, platform encoding: UTF-
OS name: "linux", version: "3.13.0-24-generic", arch: "amd64", family: "unix"
root@zsh-Aspire-:~# 

  <!-- localRepository
   | The path to the local repository maven will use to store artifacts.
   |
   | Default: ${user.home}/.m2/repository
  <localRepository>/path/to/local/repo</localRepository>
  -->
<localRepository>/opt/maven_jar</localRepository>