2018-10-15 19:45:11,207 [INFO] {6647} 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
2018-10-15 19:56:22,258 [INFO] {6979} 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/5607/115607/local/work/cli-build/1539630771.3023608.MpSexriS/R-ps-1.1.0-3.fc29.src.rpm)  Config(f29-build-32366-17004)
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-ps-1.1.0-3.fc29.src.rpm
Start: build setup for R-ps-1.1.0-3.fc29.src.rpm
ERROR: Exception(/tmp/koji/tasks/5607/115607/local/work/cli-build/1539630771.3023608.MpSexriS/R-ps-1.1.0-3.fc29.src.rpm) Config(f29-build-32366-17004) 0 minutes 27 seconds
INFO: Results and/or logs in: /var/lib/mock/f29-build-32366-17004/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f29-build-32366-17004/root/ /var/lib/mock/f29-build-32366-17004/root//builddir/build/SRPMS/R-ps-1.1.0-3.fc29.src.rpm
Last metadata expiration check: 0:00:04 ago on Mon 15 Oct 2018 07:56:34 PM UTC.
Error: 
 Problem: conflicting requests
  - nothing provides R-processx >= 3.2.0 needed by R-callr-3.0.0-1.fc29.noarch