2019-09-21 12:12:53,029 [INFO] {9128} 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
2019-09-21 12:43:10,504 [INFO] {9497} 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/1056/311056/local/work/tasks/848/310848/R-pkgload-1.0.2-3.fc31.src.rpm)  Config(f31-build-114566-34446)
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-pkgload-1.0.2-3.fc31.src.rpm
Start: build setup for R-pkgload-1.0.2-3.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/1056/311056/local/work/tasks/848/310848/R-pkgload-1.0.2-3.fc31.src.rpm) Config(f31-build-114566-34446) 2 minutes 52 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-114566-34446/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-114566-34446/root/ --setopt=install_weak_deps=0 /var/lib/mock/f31-build-114566-34446/root//builddir/build/SRPMS/R-pkgload-1.0.2-3.fc31.src.rpm --setopt=tsflags=nocontexts
Last metadata expiration check: 0:00:17 ago on Sat 21 Sep 2019 12:15:22 PM EDT.
Error: 
 Problem 1: conflicting requests
  - nothing provides R(curl) >= 3.0.0 needed by R-httr-1.4.1-1.fc31.noarch
  - nothing provides R(openssl) >= 0.8 needed by R-httr-1.4.1-1.fc31.noarch
  - nothing provides R(jsonlite) needed by R-httr-1.4.1-1.fc31.noarch
 Problem 2: package R-pkgbuild-1.0.5-1.fc31.noarch requires R(callr) >= 3.2.0, but none of the providers can be installed
  - conflicting requests
  - nothing provides R(processx) >= 3.4.0 needed by R-callr-3.3.1-3.fc31.noarch