2019-07-17 16:17:03,203 [INFO] {10279} 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
2019-07-17 16:35:14,894 [INFO] {10605} 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/3696/173696/local/work/tasks/3565/173565/perl-XML-DifferenceMarkup-1.05-18.fc31.src.rpm)  Config(f31-build-46356-26495)
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-XML-DifferenceMarkup-1.05-18.fc31.src.rpm
Start: build setup for perl-XML-DifferenceMarkup-1.05-18.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/3696/173696/local/work/tasks/3565/173565/perl-XML-DifferenceMarkup-1.05-18.fc31.src.rpm) Config(f31-build-46356-26495) 1 minutes 47 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-46356-26495/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-46356-26495/root/ --setopt=install_weak_deps=0 /var/lib/mock/f31-build-46356-26495/root//builddir/build/SRPMS/perl-XML-DifferenceMarkup-1.05-18.fc31.src.rpm --setopt=tsflags=nocontexts
Last metadata expiration check: 0:00:08 ago on Wed 17 Jul 2019 04:18:39 PM EDT.
Package findutils-1:4.6.0-21.fc30.riscv64 is already installed.
Package make-1:4.2.1-13.fc31.riscv64 is already installed.
Error: 
 Problem: conflicting requests
  - nothing provides perl(:MODULE_COMPAT_5.28.1) needed by perl-XML-LibXML-1:2.0132-4.fc30.riscv64
  - nothing provides libperl.so.5.28()(64bit) needed by perl-XML-LibXML-1:2.0132-4.fc30.riscv64