【環境】 # cat /etc/redhat-release CentOS Linux release 8.0.1905 (Core)# rpm -qa | grep dnf dnf-data-4.0.9.2-5.el8.noarch python3-libdnf-0.22.5-5.el8_0.x86_64 python3-dnf-plugin-spacewalk-2.8.5-11.module_el8.0.0+180+337688dc.noarch libdnf-…