2020-12-02 06:14:34,190 [INFO] {13991} koji.build.buildroot:530 Running mock as kojibuilder
INFO: mock.py version 2.4 starting (python version = 3.9.0)...
Start: init plugins
INFO: selinux disabled
Finish: init plugins
INFO: Signal handler active
Start: run
Start: clean chroot
Finish: clean chroot
Start: chroot init
WARNING: nosync is enabled but the library wasn't found on the system
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 2.4
INFO: Mock Version: 2.4
Start: dnf install
ERROR: Command failed: 
 # /usr/bin/dnf --installroot /var/lib/mock/f33-build-362716-60418/root/ --setopt=install_weak_deps=0 --disableplugin=local --disableplugin=spacewalk groupinstall srpm-build
Unable to detect release version (use '--releasever' to specify release version)
No matches found for the following disable plugin patterns: local, spacewalk
Errors during downloading metadata for repository 'build':
  - Curl error (6): Couldn't resolve host name for http://fedora.riscv.rocks/kojifiles/repos/f33-build/60418/riscv64/repodata/repomd.xml [Could not resolve host: fedora.riscv.rocks]
Error: Failed to download metadata for repo 'build': Cannot download repomd.xml: Cannot download repodata/repomd.xml: All mirrors were tried