<mirrors>
<!-- mirror
| Specifies a repository mirror site to use instead of a given repository. The repository that
| this mirror serves has an ID that matches the mirrorOf element of this mirror. IDs are used
| for inheritance and direct lookup purposes, and must be unique across the set of mirrors.
|
<mirror>
<id>mirrorId</id>
<mirrorOf>repositoryId</mirrorOf>
<name>Human Readable Name for this Mirror.</name>
<url>http://my.repository.com/repo/path</url>
</mirror>
-->
<!-- 阿里云仓库 -->
<mirror>
<id>alimaven</id>
<mirrorOf>central</mirrorOf>
<name>aliyun maven</name>
<url>http://maven.aliyun.com/nexus/content/repositories/central/</url>
</mirror>
<!--<mirror>-->
<!--<id>maven-default-http-blocker</id>-->
<!--<mirrorOf>external:http:*</mirrorOf>-->
<!--<name>Pseudo repository to mirror external repositories initially using HTTP.</name>-->
<!--<url>http://0.0.0.0/</url>-->
<!--<blocked>true</blocked>-->
<!--</mirror>-->
</mirrors>找到你当前项目所使用的Maven settings文件，注释<id>maven-default-http-blocker</id>对应镜像，restart your project，试试Download Sources吧
标签：http,--,blocker,IDEA,maven,Sources,Download From： https://www.cnblogs.com/ashet/p/17596372.html