2019-08-31 11:48:05,828 [INFO] {4918} koji.build.buildroot:440 Running mock as kojibuilder
INFO: mock.py version 1.4.13 starting (python version = 3.7.0)...
Start: init plugins
INFO: selinux disabled
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: 1.4.13
INFO: Mock Version: 1.4.13
Start: dnf install
Finish: dnf install
Finish: chroot init
INFO: Installed packages:
Finish: run
2019-08-31 11:53:58,957 [INFO] {5188} koji.build.buildroot:440 Running mock as kojibuilder
INFO: mock.py version 1.4.13 starting (python version = 3.7.0)...
Start: init plugins
INFO: selinux disabled
Finish: init plugins
Start: run
INFO: Start(/tmp/koji/tasks/9298/279298/local/work/tasks/9156/279156/fmt-5.3.0-2.fc31.src.rpm)  Config(f31-build-97396-32940)
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 1.4.13
INFO: Mock Version: 1.4.13
Finish: chroot init
Start: build phase for fmt-5.3.0-2.fc31.src.rpm
Start: build setup for fmt-5.3.0-2.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/9298/279298/local/work/tasks/9156/279156/fmt-5.3.0-2.fc31.src.rpm) Config(f31-build-97396-32940) 0 minutes 16 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-97396-32940/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-97396-32940/root/ --setopt=install_weak_deps=0 /var/lib/mock/f31-build-97396-32940/root//builddir/build/SRPMS/fmt-5.3.0-2.fc31.src.rpm
Last metadata expiration check: 0:00:04 ago on Sat Aug 31 11:48:22 2019.
Error: 
 Problem: conflicting requests
  - nothing provides nodejs(engine) >= 6 needed by nodejs-less-3.10.3-1.fc31.noarch