2019-07-23 19:08:59,266 [INFO] {26091} koji.build.buildroot:440 Running mock as kojibuilder
INFO: mock.py version 1.4.9 starting (python version = 3.6.4)...
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: 1.4.9
INFO: Mock Version: 1.4.9
Start: dnf install
Finish: dnf install
Finish: chroot init
INFO: Installed packages:
Finish: run
2019-07-23 19:22:11,653 [INFO] {26742} koji.build.buildroot:440 Running mock as kojibuilder
INFO: mock.py version 1.4.9 starting (python version = 3.6.4)...
Start: init plugins
INFO: selinux disabled
Finish: init plugins
Start: run
INFO: Start(/tmp/koji/tasks/6384/176384/local/work/tasks/6015/176015/python-matplotlib-3.0.3-2.fc31.src.rpm)  Config(f31-build-47496-26837)
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 1.4.9
INFO: Mock Version: 1.4.9
Finish: chroot init
Start: build phase for python-matplotlib-3.0.3-2.fc31.src.rpm
Start: build setup for python-matplotlib-3.0.3-2.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/6384/176384/local/work/tasks/6015/176015/python-matplotlib-3.0.3-2.fc31.src.rpm) Config(f31-build-47496-26837) 2 minutes 58 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-47496-26837/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-47496-26837/root/ /var/lib/mock/f31-build-47496-26837/root//builddir/build/SRPMS/python-matplotlib-3.0.3-2.fc31.src.rpm
Last metadata expiration check: 0:00:02 ago on Tue 23 Jul 2019 07:25:03 PM UTC.
Error: 
 Problem 1: conflicting requests
  - nothing provides python3.7dist(pytest) >= 4.4.0 needed by python3-pytest-xdist-1.29.0-1.fc31.noarch
 Problem 2: conflicting requests
  - nothing provides python3.7dist(sphinxcontrib-qthelp) needed by python3-sphinx-1:2.1.2-1.fc31.noarch