######Ign:2 https://mirrors.tuna.tsinghua.edu.cn/debian buster InRelease
Hit:1 http://mirrors.aliyun.com/armbian stretch InRelease
Hit:3 https://packages.sury.org/php buster InRelease
Ign:4 https://mirrors.tuna.tsinghua.edu.cn/debian buster-updates InRelease
Ign:5 https://mirrors.tuna.tsinghua.edu.cn/debian buster-backports InRelease
Ign:6 https://mirrors.tuna.tsinghua.edu.cn/debian-security buster/updates InRelease
Err:7 https://mirrors.tuna.tsinghua.edu.cn/debian buster Release
server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none
Err:8 https://mirrors.tuna.tsinghua.edu.cn/debian buster-updates Release
server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none
Err:9 https://mirrors.tuna.tsinghua.edu.cn/debian buster-backports Release
server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none
Err:10 https://mirrors.tuna.tsinghua.edu.cn/debian-security buster/updates Release
server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none
Reading package lists... Done
E: The repository 'https://mirrors.tuna.tsinghua.edu.cn/debian buster Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'https://mirrors.tuna.tsinghua.edu.cn/debian buster-updates Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'https://mirrors.tuna.tsinghua.edu.cn/debian buster-backports Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'https://mirrors.tuna.tsinghua.edu.cn/debian-security buster/updates Release' does no longer have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
root@OneCloud:~#