2019-07-18 00:20:50,965 [INFO] {13690} koji.build.buildroot:505 Running mock as kojibuilder
INFO: mock.py version 1.4.14 starting (python version = 3.7.3)...
Start: init plugins
INFO: selinux enabled
Finish: init plugins
Start: run
Start: clean chroot
Finish: clean chroot
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 1.4.14
INFO: Mock Version: 1.4.14
Start: dnf install
Finish: dnf install
Finish: chroot init
INFO: Installed packages:
Finish: run
2019-07-18 00:40:00,071 [INFO] {14210} koji.build.buildroot:505 Running mock as kojibuilder
INFO: mock.py version 1.4.14 starting (python version = 3.7.3)...
Start: init plugins
INFO: selinux enabled
Finish: init plugins
Start: run
INFO: Start(/tmp/koji/tasks/4147/174147/local/work/tasks/3991/173991/perl-EV-4.25-3.fc31.src.rpm)  Config(f31-build-46548-26554)
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 1.4.14
INFO: Mock Version: 1.4.14
Finish: chroot init
Start: build phase for perl-EV-4.25-3.fc31.src.rpm
Start: build setup for perl-EV-4.25-3.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/4147/174147/local/work/tasks/3991/173991/perl-EV-4.25-3.fc31.src.rpm) Config(f31-build-46548-26554) 1 minutes 50 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-46548-26554/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-46548-26554/root/ --setopt=install_weak_deps=0 /var/lib/mock/f31-build-46548-26554/root//builddir/build/SRPMS/perl-EV-4.25-3.fc31.src.rpm --setopt=tsflags=nocontexts
Last metadata expiration check: 0:00:10 ago on Thu 18 Jul 2019 12:23:30 AM EDT.
Error: 
 Problem: conflicting requests
  - nothing provides perl(:MODULE_COMPAT_5.28.1) needed by perl-AnyEvent-7.14-7.fc30.riscv64