QA:Testcase install repository Mirrorlist graphical

Description

Complete installation with an additional mirrorlist repository

How to test

1. Boot and Initiate an installation using any installation source
2. At the software selection step, put an additional mirror list to software repositories. You can achieve this by two ways:
   • Check another repository listed below the default one
   • Click Add additional repositories or Modify repository to add one:
   1. Provide a correct Repository URL, for example:

      https://mirrors.fedoraproject.org/metalink?repo=fedora-12&arch=i386

   2. Select URL is a mirror list
   3. If you have a proxy, please configure the proxy
3. check Customize now and click next, check several packages or package groups provided by the additional repository on the screen

Expected Results

1. The package metadata from additional repository is read correctly
2. The expected packages or package groups provided by additional repository appear on the package detail screen
3. Anaconda completes and system reboots successfully
4. The checked packages provided by additional repository are installed in the system