Use this command line script to pin Rocky repository urls to 8.4
sudo sed -e 's|^mirrorlist=|#mirrorlist=|g' \ -e 's|^#baseurl=http://dl.rockylinux.org/$contentdir/$releasever|baseurl=https://dl.rockylinux.org/vault/rocky/8.4|g' \ -i.bak \ /etc/yum.repos.d/Rocky-AppStream.repo \ /etc/yum.repos.d/Rocky-BaseOS.repo \ /etc/yum.repos.d/Rocky-Devel.repo \ /etc/yum.repos.d/Rocky-Extras.repo \ /etc/yum.repos.d/Rocky-HighAvailability.repo \ /etc/yum.repos.d/Rocky-Media.repo \ /etc/yum.repos.d/Rocky-Plus.repo \ /etc/yum.repos.d/Rocky-PowerTools.repo \ /etc/yum.repos.d/Rocky-RT.repo \ /etc/yum.repos.d/Rocky-Sources.repo