centos stream 换源

换源主要是/etc/yum.repos.d文件夹下的两个文件

备份/etc/yum.repos.d/centos.repo和/etc/yum.repos.d/centos-addons.repo

然后新建/etc/yum.repos.d/centos.repo和/etc/yum.repos.d/centos-addons.repo

在/etc/yum.repos.d/centos.repo中：

[baseos]
name=CentOS Stream $releasever - BaseOS
baseurl=https://mirrors.aliyun.com/centos-stream/$stream/BaseOS/$basearch/os/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
countme=1
enabled=1
[baseos-debug]
name=CentOS Stream $releasever - BaseOS - Debug
baseurl=https://mirrors.aliyun.com/centos-stream/$stream/BaseOS/$basearch/debug/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[baseos-source]
name=CentOS Stream $releasever - BaseOS - Source
baseurl=https://mirrors.aliyun.com/centos-stream/$stream/BaseOS/source/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[appstream]
name=CentOS Stream $releasever - AppStream
baseurl=https://mirrors.aliyun.com/centos-stream/$stream/AppStream/$basearch/os/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
countme=1
enabled=1
[appstream-debug]
name=CentOS Stream $releasever - AppStream - Debug
baseurl=https://mirrors.aliyun.com/centos-stream/$stream/AppStream/$basearch/debug/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[appstream-source]
name=CentOS Stream $releasever - AppStream - Source
baseurl=https://mirrors.aliyun.com/centos-stream/$stream/AppStream/$basearch/debug/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[crb]
name=CentOS Stream $releasever - CRB
baseurl=https://mirrors.aliyun.com/centos-stream/$stream/CRB/$basearch/os/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
countme=1
enabled=0
[crb-debug]
name=CentOS Stream $releasever - CRB - Debug
baseurl=https://mirrors.aliyun.com/centos-stream/$stream/CRB/$basearch/debug/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[crb-source]
name=CentOS Stream $releasever - CRB - Source
baseurl=https://mirrors.aliyun.com/centos-stream/$stream/CRB/source/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0

在/etc/yum.repos.d/centos-addons.repo中

[highavailability]
name=CentOS Stream $releasever - HighAvailability
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/HighAvailability/$basearch/os/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
countme=1
enabled=0
[highavailability-debug]
name=CentOS Stream $releasever - HighAvailability - Debug
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/HighAvailability/$basearch/debug/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[highavailability-source]
name=CentOS Stream $releasever - HighAvailability - Source
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/HighAvailability/source/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[nfv]
name=CentOS Stream $releasever - NFV
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/NFV/$basearch/os/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
countme=1
enabled=0
[nfv-debug]
name=CentOS Stream $releasever - NFV - Debug
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/NFV/$basearch/debug/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[nfv-source]
name=CentOS Stream $releasever - NFV - Source
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/NFV/source/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[rt]
name=CentOS Stream $releasever - RT
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/RT/$basearch/os/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
countme=1
enabled=0
[rt-debug]
name=CentOS Stream $releasever - RT - Debug
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/RT/$basearch/debug/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[rt-source]
name=CentOS Stream $releasever - RT - Source
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/RT/source/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[resilientstorage]
name=CentOS Stream $releasever - ResilientStorage
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/ResilientStorage/$basearch/os/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
countme=1
enabled=0
[resilientstorage-debug]
name=CentOS Stream $releasever - ResilientStorage - Debug
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/ResilientStorage/$basearch/debug/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[resilientstorage-source]
name=CentOS Stream $releasever - ResilientStorage - Source
baseurl=http://mirrors.aliyun.com/centos-stream/$stream/ResilientStorage/source/tree/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0
[extras-common]
name=CentOS Stream $releasever - Extras packages
baseurl=http://mirrors.aliyun.com/centos-stream/SIGs/$stream/extras/$basearch/extras-common/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-SIG-Extras-SHA512
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
countme=1
enabled=1
[extras-common-source]
name=CentOS Stream $releasever - Extras packages - Source
baseurl=http://mirrors.aliyun.com/centos-stream/SIGs/$stream/extras/source/extras-common/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-SIG-Extras-SHA512
gpgcheck=1
repo_gpgcheck=0
metadata_expire=6h
enabled=0

更换完成后清楚配置重载，让源生效

yum clean all
yum makecache
sudo yum update