Curl error (60): SSL peer certificate or SSH remote key was not OK for

执行命令：

生成yum 缓存

dnf makecache

错误如下：

Rocky Linux 9 - BaseOS 0.0 B/s | 0 B 00:04
Errors during downloading metadata for repository 'baseos':
- Curl error (60): SSL peer certificate or SSH remote key was not OK for https://mirrors.rockylinux.org/mirrorlist?arch=x86_64&repo=BaseOS-9 [SSL certificate problem: certificate is not yet valid]
错误：为仓库 'baseos' 下载元数据失败 : Cannot prepare internal mirrorlist: Curl error (60): SSL peer certificate or SSH remote key was not OK for https://mirrors.rockylinux.org/mirrorlist?arch=x86_64&repo=BaseOS-9 [SSL certificate problem: certificate is not yet valid]

时间不同步导致的，修改系统时间即可：

date -s 2023-08-18