Plugin org.apache.maven.plugins:maven-clean-plugin:2.4.1 or one of its dependencies could not be resolved: Failed to read artifact descriptor for org.apache.maven.plugins:maven-clean-plugin:jar:2.4.1: Could not transfer artifact org.apache.maven.plugins:maven-clean-plugin:pom:2.4.1 from/to nexus (https://svsartifactory.swinfra.net/artifactory/itom-mvn-cms-group/): svsartifactory.swinfra.net: Unknown host svsartifactory.swinfra.net ->
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首先查看是否可以ping通ip地址××××.××××.××××.××××，可以ping通，就配置hosts名
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打开hosts文件（C:WindowsSystem32driversetc）将其加上
××××.××××.××××.×××× svsartifactory.swinfra.net
下载软件地址：https://keystore-explorer.org/downloads.html
安装后将，信任证书导入到java/jdk/jre/lib/security/cacerts 证书库当中，步骤如下：
- cacerts 证书库拖入
- 将网上下载的证书导入证书库，保存完毕！
