iscv64
 Problem 2: package R-core-3.5.2-2.fc30.riscv64 requires cups, but none of the providers can be installed
  - package R-evaluate-0.14-1.fc31.noarch requires R-core, but none of the providers can be installed
  - package R-evaluate-0.14-1.fc31.noarch requires R-methods, but none of the providers can be installed
  - package cups-1:2.2.10-1.fc30.riscv64 requires systemd, but none of the providers can be installed
  - conflicting requests
  - nothing provides libqrencode.so.3()(64bit) needed by systemd-242-4.git7a6d834.1.riscv64.fc31.riscv64
 Problem 3: package R-core-3.5.2-2.fc30.riscv64 requires cups, but none of the providers can be installed
  - package R-filehash-2.4.1-4.fc29.riscv64 requires libR.so()(64bit), but none of the providers can be installed
  - package R-filehash-2.4.1-4.fc29.riscv64 requires R-methods, but none of the providers can be installed
  - package cups-1:2.2.10-1.fc30.riscv64 requires systemd, but none of the providers can be installed
  - conflicting requests
  - nothing provides libqrencode.so.3()(64bit) needed by systemd-242-4.git7a6d834.1.riscv64.fc31.riscv64
 Problem 4: package R-core-3.5.2-2.fc30.riscv64 requires cups, but none of the providers can be installed
  - package R-png-0.1.7-6.fc30.riscv64 requires libR.so()(64bit), but none of the providers can be installed
  - package cups-1:2.2.10-1.fc30.riscv64 requires systemd, but none of the providers can be installed
  - conflicting requests
  - nothing provides libqrencode.so.3()(64bit) needed by systemd-242-4.git7a6d834.1.riscv64.fc31.riscv64
 Problem 5: package R-core-3.5.2-2.fc30.riscv64 requires cups, but none of the providers can be installed
  - package R-stringr-1.4.0-1.fc30.noarch requires R-core, but none of the providers can be installed
  - package cups-1:2.2.10-1.fc30.riscv64 requires systemd, but none of the providers can be installed
  - conflicting requests
  - nothing provides libqrencode.so.3()(64bit) needed by systemd-242-4.git7a6d834.1.riscv64.fc31.riscv64
 Problem 6: package R-core-3.5.2-2.fc30.riscv64 requires cups, but none of the providers can be installed
  - package R-testthat-2.0.0-3.fc30.riscv64 requires libR.so()(64bit), but none of the providers can be installed
  - package R-testthat-2.0.0-3.fc30.riscv64 requires R-methods, but none of the providers can be installed
  - package R-testthat-2.0.0-3.fc30.riscv64 requires R-core >= 3.4.0, but none of the providers can be installed
  - package cups-1:2.2.10-1.fc30.riscv64 requires systemd, but none of the providers can be installed
  - conflicting requests
  - nothing provides libqrencode.so.3()(64bit) needed by systemd-242-4.git7a6d834.1.riscv64.fc31.riscv64
 Problem 7: package R-core-3.5.2-2.fc30.riscv64 requires cups, but none of the providers can be installed
  - package R-withr-2.1.2-3.fc30.noarch requires R-core, but none of the providers can be installed
  - package R-withr-2.1.2-3.fc30.noarch requires R-stats, but none of the providers can be installed
  - package R-withr-2.1.2-3.fc30.noarch requires R-grDevices, but none of the providers can be installed
  - package R-withr-2.1.2-3.fc30.noarch requires R-graphics, but none of the providers can be installed
  - package cups-1:2.2.10-1.fc30.riscv64 requires systemd, but none of the providers can be installed
  - conflicting requests
  - nothing provides libqrencode.so.3()(64bit) needed by systemd-242-4.git7a6d834.1.riscv64.fc31.riscv64
 Problem 8: package R-core-devel-3.5.2-2.fc30.riscv64 requires R-core = 3.5.2-2.fc30, but none of the providers can be installed
  - package R-core-3.5.2-2.fc30.riscv64 requires cups, but none of the providers can be installed
  - package R-devel-3.5.2-2.fc30.riscv64 requires R-core-devel = 3.5.2-2.fc30, but none of the providers can be installed
  - package cups-1:2.2.10-1.fc30.riscv64 requires systemd, but none of the providers can be installed
  - conflicting requests
  - nothing provides libqrencode.so.3()(64bit) needed by systemd-242-4.git7a6d834.1.riscv64.fc31.riscv64