2018-05-29 22:50:22,686 [INFO] {29769} 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
2018-05-29 23:57:31,061 [INFO] {31300} 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/4635/14635/local/work/tasks/4601/14601/python-urwid-1.3.1-2.fc29.src.rpm)  Config(f29-build-5406-1283)
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 python-urwid-1.3.1-2.fc29.src.rpm
Start: build setup for python-urwid-1.3.1-2.fc29.src.rpm
ERROR: Exception(/tmp/koji/tasks/4635/14635/local/work/tasks/4601/14601/python-urwid-1.3.1-2.fc29.src.rpm) Config(f29-build-5406-1283) 5 minutes 48 seconds
INFO: Results and/or logs in: /var/lib/mock/f29-build-5406-1283/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f29-build-5406-1283/root/ /var/lib/mock/f29-build-5406-1283/root//builddir/build/SRPMS/python-urwid-1.3.1-2.fc29.src.rpm
Last metadata expiration check: 0:00:27 ago on Wed 30 May 2018 12:02:37 AM BST.
Error: 
 Problem: conflicting requests
  - nothing provides python2-pyserial needed by python2-twisted-16.4.1-9.fc29.riscv64