On Fedora 22 Beta, when trying to update “plasma-desktop” one gets
an error message of a file conflict between
plasma-desktop-5.3.0-1.fc22.x86_64 and
kcm_touchpad-5.1.95-1.fc22.x86_64:

[mfabian@Fedora-Live-Workstation-x86_64-2 ~]$ sudo dnf update  plasma-desktop
Using metadata from Wed Apr 29 16:14:27 2015 (15:18:48 hours old)
Dependencies resolved.
=====================================================================================
 Package              Arch         Version               Repository             Size
=====================================================================================
Installing:
 kf5-kpeople          x86_64       5.9.0-1.fc22          fedora                142 k
Upgrading:
 plasma-desktop       x86_64       5.3.0-1.fc22          updates-testing       5.7 M

Transaction Summary
=====================================================================================
Install  1 Package
Upgrade  1 Package

Total download size: 5.8 M
Is this ok [y/N]: y
Downloading Packages:
(1/2): kf5-kpeople-5.9.0-1.fc22.x86_64.rpm           353 kB/s | 142 kB     00:00    
(2/2): plasma-desktop-5.2.2-4.fc22_5.3.0-1.fc22.x86_ 1.2 MB/s | 2.4 MB     00:01    
[DRPM] plasma-desktop-5.2.2-4.fc22_5.3.0-1.fc22.x86_64.drpm: done                   
-------------------------------------------------------------------------------------
Total                                                263 kB/s | 2.5 MB     00:09     
Delta RPMs reduced 5.8 MB of updates to 2.5 MB (56.1% saved)
Running transaction check
Transaction check succeeded.
Running transaction test
Error: Transaction check error:
  file /usr/bin/kcm-touchpad-list-devices from install of plasma-desktop-5.3.0-1.fc22.x86_64 conflicts with file from package kcm_touchpad-5.1.95-1.fc22.x86_64
  file /usr/lib64/qt5/plugins/kded_touchpad.so from install of plasma-desktop-5.3.0-1.fc22.x86_64 conflicts with file from package kcm_touchpad-5.1.95-1.fc22.x86_64
  file /usr/lib64/qt5/plugins/plasma/dataengine/plasma_engine_touchpad.so from install of plasma-desktop-5.3.0-1.fc22.x86_64 conflicts with file from package kcm_touchpad-5.1.95-1.fc22.x86_64
  file /usr/share/knotifications5/kcm_touchpad.notifyrc from install of plasma-desktop-5.3.0-1.fc22.x86_64 conflicts with file from package kcm_touchpad-5.1.95-1.fc22.x86_64
  file /usr/share/plasma/plasmoids/touchpad/metadata.desktop from install of plasma-desktop-5.3.0-1.fc22.x86_64 conflicts with file from package kcm_touchpad-5.1.95-1.fc22.x86_64
  file /usr/share/kservices5/kcm_touchpad.desktop from install of plasma-desktop-5.3.0-1.fc22.x86_64 conflicts with file from package kcm_touchpad-5.1.95-1.fc22.x86_64
  file /usr/share/kservices5/kded/touchpad.desktop from install of plasma-desktop-5.3.0-1.fc22.x86_64 conflicts with file from package kcm_touchpad-5.1.95-1.fc22.x86_64
  file /usr/share/kservices5/plasma-applet-touchpad.desktop from install of plasma-desktop-5.3.0-1.fc22.x86_64 conflicts with file from package kcm_touchpad-5.1.95-1.fc22.x86_64
  file /usr/share/kservices5/plasma-dataengine-touchpad.desktop from install of plasma-desktop-5.3.0-1.fc22.x86_64 conflicts with file from package kcm_touchpad-5.1.95-1.fc22.x86_64

Error Summary
-------------

[mfabian@Fedora-Live-Workstation-x86_64-2 ~]$