sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
sudo sed -i 's@//.*archive.ubuntu.com@//mirrors.tuna.tsinghua.edu.cn@g; s@//.*security.ubuntu.com@//mirrors.tuna.tsinghua.edu.cn@g; s@//.*ports.ubuntu.com@//mirrors.tuna.tsinghua.edu.cn@g' /etc/apt/sources.list
sudo apt update

deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-security main restricted universe multiverse

deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-security main restricted universe multiverse

Types: deb
URIs: https://mirrors.tuna.tsinghua.edu.cn/ubuntu/
Suites: noble noble-updates noble-backports noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg

sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
sudo sed -i 's@//.*archive.ubuntu.com@//mirrors.aliyun.com@g; s@//.*security.ubuntu.com@//mirrors.aliyun.com@g; s@//.*ports.ubuntu.com@//mirrors.aliyun.com@g' /etc/apt/sources.list
sudo apt update

deb https://mirrors.aliyun.com/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu/ jammy-security main restricted universe multiverse

deb https://mirrors.aliyun.com/ubuntu-ports/ jammy main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu-ports/ jammy-updates main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu-ports/ jammy-backports main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu-ports/ jammy-security main restricted universe multiverse

Types: deb
URIs: https://mirrors.aliyun.com/ubuntu/
Suites: noble noble-updates noble-backports noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg

sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
sudo sed -i 's@//.*archive.ubuntu.com@//mirrors.huaweicloud.com@g; s@//.*security.ubuntu.com@//mirrors.huaweicloud.com@g; s@//.*ports.ubuntu.com@//mirrors.huaweicloud.com@g' /etc/apt/sources.list
sudo apt update

deb https://mirrors.huaweicloud.com/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.huaweicloud.com/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.huaweicloud.com/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.huaweicloud.com/ubuntu/ jammy-security main restricted universe multiverse

deb https://mirrors.huaweicloud.com/ubuntu-ports/ jammy main restricted universe multiverse
deb https://mirrors.huaweicloud.com/ubuntu-ports/ jammy-updates main restricted universe multiverse
deb https://mirrors.huaweicloud.com/ubuntu-ports/ jammy-backports main restricted universe multiverse
deb https://mirrors.huaweicloud.com/ubuntu-ports/ jammy-security main restricted universe multiverse

Types: deb
URIs: https://mirrors.huaweicloud.com/ubuntu/
Suites: noble noble-updates noble-backports noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg

sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
sudo sed -i 's@//.*archive.ubuntu.com@//mirrors.cloud.tencent.com@g; s@//.*security.ubuntu.com@//mirrors.cloud.tencent.com@g; s@//.*ports.ubuntu.com@//mirrors.cloud.tencent.com@g' /etc/apt/sources.list
sudo apt update

deb https://mirrors.cloud.tencent.com/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.cloud.tencent.com/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.cloud.tencent.com/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.cloud.tencent.com/ubuntu/ jammy-security main restricted universe multiverse

deb https://mirrors.cloud.tencent.com/ubuntu-ports/ jammy main restricted universe multiverse
deb https://mirrors.cloud.tencent.com/ubuntu-ports/ jammy-updates main restricted universe multiverse
deb https://mirrors.cloud.tencent.com/ubuntu-ports/ jammy-backports main restricted universe multiverse
deb https://mirrors.cloud.tencent.com/ubuntu-ports/ jammy-security main restricted universe multiverse

Types: deb
URIs: https://mirrors.cloud.tencent.com/ubuntu/
Suites: noble noble-updates noble-backports noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg

sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
sudo sed -i 's@//.*archive.ubuntu.com@//mirrors.ustc.edu.cn@g; s@//.*security.ubuntu.com@//mirrors.ustc.edu.cn@g; s@//.*ports.ubuntu.com@//mirrors.ustc.edu.cn@g' /etc/apt/sources.list
sudo apt update

deb https://mirrors.ustc.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ jammy-security main restricted universe multiverse

deb https://mirrors.ustc.edu.cn/ubuntu-ports/ jammy main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu-ports/ jammy-updates main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu-ports/ jammy-backports main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu-ports/ jammy-security main restricted universe multiverse

Types: deb
URIs: https://mirrors.ustc.edu.cn/ubuntu/
Suites: noble noble-updates noble-backports noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg

sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
sudo sed -i 's@//.*archive.ubuntu.com@//mirrors.bfsu.edu.cn@g; s@//.*security.ubuntu.com@//mirrors.bfsu.edu.cn@g; s@//.*ports.ubuntu.com@//mirrors.bfsu.edu.cn@g' /etc/apt/sources.list
sudo apt update

deb https://mirrors.bfsu.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.bfsu.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.bfsu.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.bfsu.edu.cn/ubuntu/ jammy-security main restricted universe multiverse

deb https://mirrors.bfsu.edu.cn/ubuntu-ports/ jammy main restricted universe multiverse
deb https://mirrors.bfsu.edu.cn/ubuntu-ports/ jammy-updates main restricted universe multiverse
deb https://mirrors.bfsu.edu.cn/ubuntu-ports/ jammy-backports main restricted universe multiverse
deb https://mirrors.bfsu.edu.cn/ubuntu-ports/ jammy-security main restricted universe multiverse

Types: deb
URIs: https://mirrors.bfsu.edu.cn/ubuntu/
Suites: noble noble-updates noble-backports noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg

sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
sudo sed -i 's@//.*archive.ubuntu.com@//mirror.nju.edu.cn@g; s@//.*security.ubuntu.com@//mirror.nju.edu.cn@g; s@//.*ports.ubuntu.com@//mirror.nju.edu.cn@g' /etc/apt/sources.list
sudo apt update

deb https://mirror.nju.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb https://mirror.nju.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirror.nju.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirror.nju.edu.cn/ubuntu/ jammy-security main restricted universe multiverse

deb https://mirror.nju.edu.cn/ubuntu-ports/ jammy main restricted universe multiverse
deb https://mirror.nju.edu.cn/ubuntu-ports/ jammy-updates main restricted universe multiverse
deb https://mirror.nju.edu.cn/ubuntu-ports/ jammy-backports main restricted universe multiverse
deb https://mirror.nju.edu.cn/ubuntu-ports/ jammy-security main restricted universe multiverse

Types: deb
URIs: https://mirror.nju.edu.cn/ubuntu/
Suites: noble noble-updates noble-backports noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg