对于 RockyLinux 9，请以根用户 root 运行下面命令：
cd /etc/yum.repos.d/
wget https://download.opensuse.org/repositories/home:uibmz:opsi:4.2:development/RockyLinux_9/home:uibmz:opsi:4.2:development.repo
yum install lcov
对于 RHEL 9，请以根用户 root 运行下面命令：
cd /etc/yum.repos.d/
wget https://download.opensuse.org/repositories/home:uibmz:opsi:4.2:development/RHEL_9/home:uibmz:opsi:4.2:development.repo
yum install lcov
对于 CentOS 8，请以根用户 root 运行下面命令：
cd /etc/yum.repos.d/
wget https://download.opensuse.org/repositories/home:uibmz:opsi:4.2:development/CentOS_8/home:uibmz:opsi:4.2:development.repo
yum install lcov
对于 AlmaLinux 9，请以根用户 root 运行下面命令：
cd /etc/yum.repos.d/
wget https://download.opensuse.org/repositories/home:uibmz:opsi:4.2:development/AlmaLinux_9/home:uibmz:opsi:4.2:development.repo
yum install lcov