2018-05-22 13:31:35,689 [INFO] {12421} 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
2018-05-22 13:40:36,555 [INFO] {15749} 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/9531/9531/local/work/tasks/9504/9504/nailgun-0.9.1-7.fc29.src.rpm)  Config(f29-build-3398-898)
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 nailgun-0.9.1-7.fc29.src.rpm
Start: build setup for nailgun-0.9.1-7.fc29.src.rpm
ERROR: Exception(/tmp/koji/tasks/9531/9531/local/work/tasks/9504/9504/nailgun-0.9.1-7.fc29.src.rpm) Config(f29-build-3398-898) 0 minutes 22 seconds
INFO: Results and/or logs in: /var/lib/mock/f29-build-3398-898/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f29-build-3398-898/root/ /var/lib/mock/f29-build-3398-898/root//builddir/build/SRPMS/nailgun-0.9.1-7.fc29.src.rpm
Last metadata expiration check: 0:00:02 ago on Tue 22 May 2018 01:40:47 PM UTC.
Error: 
 Problem: package plexus-containers-container-default-1.7.1-3.fc27.noarch requires mvn(org.apache.xbean:xbean-reflect), but none of the providers can be installed
  - package maven-javadoc-plugin-2.10.4-4.fc27.noarch requires mvn(org.codehaus.plexus:plexus-container-default), but none of the providers can be installed
  - package xbean-4.5-8.fc27.noarch requires mvn(org.codehaus.groovy:groovy-all), but none of the providers can be installed
  - package maven-local-5.0.0-12.fc28.noarch requires mvn(org.apache.maven.plugins:maven-javadoc-plugin), but none of the providers can be installed
  - package groovy-lib-2.4.8-3.fc27.noarch requires mvn(org.fusesource.jansi:jansi), but none of the providers can be installed
  - conflicting requests
  - nothing provides mvn(org.fusesource.jansi:jansi-native) needed by jansi-1.16-2.fc27.noarch