2022-07-02 23:25:21,538 [INFO] {155644} koji.build.buildroot:541 Running mock as kojibuilder
INFO: mock.py version 2.10 starting (python version = 3.9.7, NVR = mock-2.10-1.fc33)...
Start(bootstrap): init plugins
INFO: selinux disabled
Finish(bootstrap): init plugins
Start: init plugins
INFO: selinux disabled
Finish: init plugins
INFO: Signal handler active
Start: run
Start: clean chroot
Finish: clean chroot
Start(bootstrap): chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 2.10
INFO: Mock Version: 2.10
Start(bootstrap): dnf install
ERROR: Command failed: 
 # /usr/bin/dnf --installroot /var/lib/mock/dist-an23-riscv64-build-94699-45521-bootstrap/root/ --setopt=deltarpm=False --allowerasing --disableplugin=local --disableplugin=spacewalk install dnf dnf-plugins-core
Unable to detect release version (use '--releasever' to specify release version)
No matches found for the following disable plugin patterns: local, spacewalk
Last metadata expiration check: 0:00:01 ago on Sat Jul  2 23:25:48 2022.
No match for argument: dnf
No match for argument: dnf-plugins-core
Error: Unable to find a match: dnf dnf-plugins-core