Currently I can’t (without using rpm --force) install more than one kernel-release-desktop-devel version. This does not seem correct and certainly has been possible before switch to dnf. Here’s what I mean:
# dnf --refresh upgrade
...
Running transaction check
Transaction check succeeded.
Running transaction test
The downloaded packages were saved in cache until the next successful transaction.
You can remove cached packages by executing 'dnf clean packages'.
Error: Transaction check error:
file /usr/lib/.build-id/23/82b40083f52e878c6549ce3f11dd5438bafa09 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/3f/ba7a21565d69ea20c527c3fab2ff0cb97387e3 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/49/520a3ff3f1c2ef7f731ceae894822092272160 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/4a/bbd919a8121734de8d6691ec7bf3f4d5fdfe18 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/57/0b0fd5af05ba389f7ed47649c50489552c15b4 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/68/42db6b68da24141fc60abd221b8013ddb9ca9d from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/68/491d7d1a76fdde1112c468ac97a24cfaf5012c from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/6e/f499af9951633942f325837505278ad57c4c24 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/a1/0bfc031c6283e08c41871b2260e8bfec40aff0 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/c6/c788b82e619f5d852746bb2b59368849353726 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/ce/96fdc9af0a88d7beae915fc0ccc6e068a3bd65 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/f4/1154a20b00bceb2f555b88e626d74ff0a5d0c4 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/f5/c996abc4b96fe5a3252e055d57e06cf47f3127 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/f9/0e18642873d18889b894996f3e3cf4ba80c6b0 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
file /usr/lib/.build-id/fd/2ec7f0cbe90155d68f57ae5e3eafb70fbd7753 from install of kernel-release-desktop-devel-4.19.4-1omv4000-1-1.x86_64 conflicts with file from package kernel-release-desktop-devel-4.19.2-2omv4000-1-1.x86_64
Error Summary
This seems like something that should be fixed before we get to far in to Lx 4 development.