$ sudo apt update 命中:1 https://proposed-packages.deepin.com/beige-testing unstable/25 InRelease 命中:3 https://proposed-packages.deepin.com/beige-testing unstable/crimson InRelease 命中:4 https://app-store-files.uniontech.com/250527152437671/appstorev23 beige InRelease 命中:2 https://cdn-community-packages.deepin.com/deepin/beige beige InRelease 命中:6 https://cdn-community-packages.deepin.com/driver-V25 snipe InRelease 忽略:5 https://community-packages.deepin.com/beige crimson InRelease 错误:7 https://community-packages.deepin.com/beige crimson Release 404 Not Found [IP: 111.47.235.246 443] 正在读取软件包列表... 完成 E: 仓库 “https://community-packages.deepin.com/beige crimson Release” 不再含有 Release 文件。 N: 无法安全地用该源进行更新，所以默认禁用该源。 N: 参见 apt-secure(8) 手册以了解仓库创建和用户配置方面的细节。
仓库这边临时有个服务需要紧急切换，目前你这个服务器的已经恢复，可以重试一下
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$ sudo apt update
命中:1 https://proposed-packages.deepin.com/beige-testing unstable/25 InRelease
命中:3 https://proposed-packages.deepin.com/beige-testing unstable/crimson InRelease
命中:4 https://app-store-files.uniontech.com/250527152437671/appstorev23 beige InRelease
命中:2 https://cdn-community-packages.deepin.com/deepin/beige beige InRelease
命中:6 https://cdn-community-packages.deepin.com/driver-V25 snipe InRelease
忽略:5 https://community-packages.deepin.com/beige crimson InRelease
错误:7 https://community-packages.deepin.com/beige crimson Release
404 Not Found [IP: 111.47.235.246 443]
正在读取软件包列表... 完成
E: 仓库 “https://community-packages.deepin.com/beige crimson Release” 不再含有 Release 文件。
N: 无法安全地用该源进行更新，所以默认禁用该源。
N: 参见 apt-secure(8) 手册以了解仓库创建和用户配置方面的细节。