2019-09-01 01:00:24,038 [INFO] {23664} 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
2019-09-01 01:06:33,740 [INFO] {24066} 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/2248/282248/local/work/tasks/2128/282128/R-rappdirs-0.3.1-3.fc31.src.rpm)  Config(f31-build-99479-33157)
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 R-rappdirs-0.3.1-3.fc31.src.rpm
Start: build setup for R-rappdirs-0.3.1-3.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/2248/282248/local/work/tasks/2128/282128/R-rappdirs-0.3.1-3.fc31.src.rpm) Config(f31-build-99479-33157) 0 minutes 16 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-99479-33157/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-99479-33157/root/ --setopt=install_weak_deps=0 /var/lib/mock/f31-build-99479-33157/root//builddir/build/SRPMS/R-rappdirs-0.3.1-3.fc31.src.rpm
Last metadata expiration check: 0:00:03 ago on Sun Sep  1 01:00:38 2019.
Error: 
 Problem: package R-roxygen2-6.0.1-3.fc30.riscv64 requires R-stringr >= 0.5, but none of the providers can be installed
  - conflicting requests
  - nothing provides R(glue) >= 1.2.0 needed by R-stringr-1.4.0-3.fc31.noarch
  - nothing provides R(stringi) >= 1.1.7 needed by R-stringr-1.4.0-3.fc31.noarch