在Linux系统下安装GitHub CLI（gh）的方法

Debian, Ubuntu Linux (apt)

curl -fsSL https://cli.github.com/packages/githubcli-archive-keyring.gpg | sudo gpg --dearmor -o /usr/share/keyrings/githubcli-archive-keyring.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | sudo tee /etc/apt/sources.list.d/github-cli.list > /dev/null
sudo apt update
sudo apt install gh

Upgrade:

sudo apt update
sudo apt install gh

Fedora, CentOS, Red Hat Enterprise Linux (dnf)
Install:

sudo dnf config-manager --add-repo https://cli.github.com/packages/rpm/gh-cli.repo
sudo dnf install gh

Upgrade:

sudo dnf update gh