Update package information for nvidia-xrun-pm.

This information was outdated and referred to the
original nvidia-xrun project.

Signed-off-by: lshort <[email protected]>

README.md

@@ -81,16 +81,16 @@ With this you do not need to specify the app and you can simply run:
 
     nvidia-xrun
 
-## Aur package
-The aur package can be found here: https://aur.archlinux.org/packages/nvidia-xrun/
+## AUR package
+The AUR package can be found here: https://aur.archlinux.org/packages/nvidia-xrun-pm/
 
-## COPR Repo for Fedora 27+
-### To Install from COPR
-* `dnf copr enable axeld/nvidia-xrun`
-* `dnf install nvidia-xrun`
+## COPR Repository for Fedora, RHEL, and openSUSE
+The repository details and RPM packages for all supported distributions can be found on the [ekultails/nvidia-xrun-pm](https://copr.fedorainfracloud.org/coprs/ekultails/nvidia-xrun-pm/) overview page.
+
+### Install (Fedora and RHEL)
+* `dnf copr enable ekultails/nvidia-xrun-pm`
+* `dnf install nvidia-xrun-pm`
 
-## OBS Repo for OpenSUSE, Fedora 27+ and RHEL7
-The OBS Repo can be found [here](https://software.opensuse.org//download.html?project=home%3AAxelSilverdew&package=nvidia-xrun)
 
 
 ## Troubleshooting