什么意思呢這是

E: Failed to fetch http://xxx.xxx.xxx.81/files/A1480000068B583B/mirrors.163.com/debian/pool/main/g/geoip-database/geoip-database_20180315-1_all.deb? File has unexpected size (2092332 != 2090448). Mirror sync in progress? [IP: xxx.xxx.xxx.80]

?? Hashes of expected file:

? ? - SHA256:cb202e88ccc1bf9cc1db6cf7b405fde2a6155738fddb93f9ad23b415c472cfa2

? ? - SHA1:f53132ea8505955155bf4854a6b7ae71373d64e2 [weak]

? ? - MD5Sum:4614c0ab9d3fbd2d53b22acc80f7b590 [weak]

? ? - Filesize:2090448 [weak]

E: Failed to fetch http:/xx.xx.xx/files/8045000006CC98FC/ftp.cn.debian.org/debian/pool/main/libx/libxcb/libxcb1_1.13-1_amd64.deb? File has unexpected size (135660 != 45632). Mirror sync in progress? [IP: xxx.xxx.xxx.80]

?? Hashes of expected file: