控制中心升级一直提示网络未连接，更新失败，命令查看报这个错，哪位解答下

~$ sudo apt update
命中:2 http://packages.microsoft.com/repos/code stable InRelease命中:1 https://home-store-img.uniontech.com/220621162539431/appstore deepin InRelease获取:3 https://packages.bluemail.me/repos/debian ./ InRelease [2,111 B]获取:4 https://packages.bluemail.me/repos/debian ./ Packages [365 B]
错误:4 https://packages.bluemail.me/repos/debian ./ Packages
文件尺寸不符(367 != 365)。您使用的镜像正在同步中？ [IP: 142.93.204.5 443]
Hashes of expected file:

• Filesize:365 [weak]

• SHA512:1133911bfaa1623f9ee4294a46184de8f24db5ad89c81aa2c44db9a247270cde5443e0bba0cfd0f20a39164c0cdf0061e2871a1db6b7c75f3fb018476e3347bb

• SHA256:9bfd5bad2d080aa8c024a0e210993a48c2f3b0f957d01c023d89a9f33f0a2efe

• SHA1:298e7b62a15b16827bebe29c49e48778d85001a7 [weak]

• MD5Sum:0c45534c7d5aa3532516bef74639e976 [weak]
  Release file created at: Fri, 15 Oct 2021 18:11:51 +0000
  命中:5 https://community-packages.deepin.com/deepin apricot InRelease
  命中:6 https://community-packages.deepin.com/printer eagle InRelease
  已下载 2,111 B，耗时 4秒 (480 B/s)
  正在读取软件包列表... 完成
  E: 无法下载 https://packages.bluemail.me/repos/debian/./Packages.gz 文件尺寸不符(367 != 365)。您使用的镜像正在同步中？ [IP: 142.93.204.5 443]
  Hashes of expected file:

  • Filesize:365 [weak]
  • SHA512:1133911bfaa1623f9ee4294a46184de8f24db5ad89c81aa2c44db9a247270cde5443e0bba0cfd0f20a39164c0cdf0061e2871a1db6b7c75f3fb018476e3347bb
  • SHA256:9bfd5bad2d080aa8c024a0e210993a48c2f3b0f957d01c023d89a9f33f0a2efe
  • SHA1:298e7b62a15b16827bebe29c49e48778d85001a7 [weak]
  • MD5Sum:0c45534c7d5aa3532516bef74639e976 [weak]
    Release file created at: Fri, 15 Oct 2021 18:11:51 +0000
    E: 部分索引文件下载失败。如果忽略它们，那将转而使用旧的索引文件。