2018-08-27 07:44:01,054 [INFO] {5017} 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
2018-08-27 07:51:58,657 [INFO] {5352} 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/892/100892/local/work/cli-build/1535351183.6113808.TgDzuuEf/erlang-cowboy-2.0.0-3.fc29.src.rpm)  Config(f29-build-28158-14924)
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 erlang-cowboy-2.0.0-3.fc29.src.rpm
Start: build setup for erlang-cowboy-2.0.0-3.fc29.src.rpm
ERROR: Exception(/tmp/koji/tasks/892/100892/local/work/cli-build/1535351183.6113808.TgDzuuEf/erlang-cowboy-2.0.0-3.fc29.src.rpm) Config(f29-build-28158-14924) 0 minutes 23 seconds
INFO: Results and/or logs in: /var/lib/mock/f29-build-28158-14924/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f29-build-28158-14924/root/ /var/lib/mock/f29-build-28158-14924/root//builddir/build/SRPMS/erlang-cowboy-2.0.0-3.fc29.src.rpm
Last metadata expiration check: 0:00:02 ago on Mon 27 Aug 2018 07:52:11 AM UTC.
Package libxml2-2.9.8-4.fc29.riscv64 is already installed, skipping.
Error: 
 Problem: package erlang-rebar-2.6.4-6.fc28.riscv64 requires erlang-eflame(riscv-64), but none of the providers can be installed
  - conflicting requests
  - nothing provides perl(:MODULE_COMPAT_5.26.2) needed by erlang-eflame-0-0.7.gita085181.fc29.riscv64