下载包

删除或者备份原来的所有的yum源文件。

然后添加阿里的yum源：

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

或者

curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

更新：

清除缓存：yum clean all
生成缓存：yum makecache

更新软件（可选）：yum update

下载包：

[root@localhost ~]#  yumdownloader --destdir=./docker-ce --resolve  docker-ce^C
[root@localhost ~]# cd docker-ce/
[root@localhost docker-ce]# ls
audit-libs-python-2.8.5-4.el7.x86_64.rpm              fuse3-libs-3.6.1-4.el7.x86_64.rpm
checkpolicy-2.5-8.el7.x86_64.rpm                      fuse-overlayfs-0.7.2-6.el7_8.x86_64.rpm
containerd.io-1.6.28-3.1.el7.x86_64.rpm               libcgroup-0.41-21.el7.x86_64.rpm
container-selinux-2.119.2-1.911c772.el7_8.noarch.rpm  libsemanage-python-2.5-14.el7.x86_64.rpm
docker-buildx-plugin-0.12.1-1.el7.x86_64.rpm          policycoreutils-2.5-34.el7.x86_64.rpm
docker-ce-25.0.3-1.el7.x86_64.rpm                     policycoreutils-python-2.5-34.el7.x86_64.rpm
docker-ce-cli-25.0.3-1.el7.x86_64.rpm                 python-IPy-0.75-6.el7.noarch.rpm
docker-ce-rootless-extras-25.0.3-1.el7.x86_64.rpm     setools-libs-3.3.8-4.el7.x86_64.rpm
docker-compose-plugin-2.24.6-1.el7.x86_64.rpm         slirp4netns-0.4.3-4.el7_8.x86_64.rpm
[root@localhost docker-ce]#

本地安装

yum localinstall *.rpm -y