2019-08-07 22:50:50,668 [INFO] {2556} koji.build.buildroot:505 Running mock as kojibuilder
INFO: mock.py version 1.4.14 starting (python version = 3.7.3)...
Start: init plugins
INFO: selinux enabled
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: 1.4.14
INFO: Mock Version: 1.4.14
Start: dnf install
Finish: dnf install
Finish: chroot init
INFO: Installed packages:
Finish: run
2019-08-07 23:16:49,981 [INFO] {2878} koji.build.buildroot:505 Running mock as kojibuilder
INFO: mock.py version 1.4.14 starting (python version = 3.7.3)...
Start: init plugins
INFO: selinux enabled
Finish: init plugins
Start: run
INFO: Start(/tmp/koji/tasks/2475/232475/local/work/tasks/2370/232370/R-png-0.1.7-8.fc31.src.rpm)  Config(f31-build-74164-31077)
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 1.4.14
INFO: Mock Version: 1.4.14
Finish: chroot init
Start: build phase for R-png-0.1.7-8.fc31.src.rpm
Start: build setup for R-png-0.1.7-8.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/2475/232475/local/work/tasks/2370/232370/R-png-0.1.7-8.fc31.src.rpm) Config(f31-build-74164-31077) 2 minutes 41 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-74164-31077/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-74164-31077/root/ --setopt=install_weak_deps=0 /var/lib/mock/f31-build-74164-31077/root//builddir/build/SRPMS/R-png-0.1.7-8.fc31.src.rpm --setopt=tsflags=nocontexts
Last metadata expiration check: 0:00:14 ago on Wed 07 Aug 2019 10:52:54 PM EDT.
Error: 
 Problem: conflicting requests
  - nothing provides R-rpm-macros needed by R-devel-3.6.0-4.fc31.riscv64