问如何在centos7离线服务器上删除postgresql？

EN

[root@soa-forwarder ~]# yum remove postgres\*
Loaded plugins: fastestmirror, langpacks
Resolving Dependencies
--> Running transaction check
---> Package postgresql11.x86_64 0:11.9-1PGDG.rhel7 will be erased
---> Package postgresql11-contrib.x86_64 0:11.9-1PGDG.rhel7 will be erased
---> Package postgresql11-libs.x86_64 0:11.9-1PGDG.rhel7 will be erased
---> Package postgresql11-server.x86_64 0:11.9-1PGDG.rhel7 will be erased
--> Finished Dependency Resolution
LocalRepo                                                | 3.6 kB     00:00
Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=os&infra=stock error was
12: Timeout on http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=os&infra=stock: (28, 'Resolving timed out after 30546 milliseconds')
Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=centosplus&infra=stock error was
12: Timeout on http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=centosplus&infra=stock: (28, 'Resolving timed out after 30544 milliseconds')
Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=extras&infra=stock error was
12: Timeout on http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=extras&infra=stock: (28, 'Resolving timed out after 30545 milliseconds')
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30543 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30544 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30544 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30544 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30544 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30542 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30542 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30543 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30545 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30542 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30543 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30544 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30544 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30541 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30543 milliseconds')
Trying other mirror.
https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: [Errno 12] Timeout on https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/repodata/repomd.xml: (28, 'Resolving timed out after 30543 milliseconds')
Trying other mirror.