2018-09-27 20:44:09,455 [INFO] {11316} 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
2018-09-27 20:52:31,499 [INFO] {11648} 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/8612/108612/local/work/cli-build/1538071933.7400484.MEcJiJIF/R-tibble-1.4.2-2.fc29.src.rpm)  Config(f29-build-30070-16419)
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 R-tibble-1.4.2-2.fc29.src.rpm
Start: build setup for R-tibble-1.4.2-2.fc29.src.rpm
ERROR: Exception(/tmp/koji/tasks/8612/108612/local/work/cli-build/1538071933.7400484.MEcJiJIF/R-tibble-1.4.2-2.fc29.src.rpm) Config(f29-build-30070-16419) 0 minutes 21 seconds
INFO: Results and/or logs in: /var/lib/mock/f29-build-30070-16419/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f29-build-30070-16419/root/ /var/lib/mock/f29-build-30070-16419/root//builddir/build/SRPMS/R-tibble-1.4.2-2.fc29.src.rpm
Last metadata expiration check: 0:00:02 ago on Thu 27 Sep 2018 08:52:42 PM UTC.
Error: 
 Problem: conflicting requests
  - nothing provides R-fansi needed by R-pillar-1.3.0-1.fc29.noarch