e.g. rpm -U --oldpackage https://opensuse.zq1.de/history/20191110/tumbleweed/repo/oss/x86_64/wpa_supplicant-2.6-9.1.x86_64.rpm or a more permalink: https://ipfs.io/ipfs/bafybeihigvja6stu3ppacsh7hnfhuqxfy3li3dayn2rof27pvk4sfj3aji