Could not transfer artifact com.itheima:pd-tools:pom:1.0-SNAPSHOT from/to maven-default-http-blocker (http://0.0.0.0/): Blocked mirror for repositories: [aliyun (http://maven.aliyun.com/nexus/content/groups/public/, default, releases+snapshots)]
解决方法：
运行如下命令：
mvn clean install -P autoInstallPackage -Dmaven.wagon.http.ssl.insecure=true -Dmaven.wagon.http.ssl.allowall=true
