call hy_repo_link when setting the appdata of the system repo
call hy_repo_link when setting the appdata of the system repo

Otherwise our repo data is freed prematurely.

mizdebsk/hawkey,megaumi/hawkey,Conan-Kudo/hawkey,MichaelMraka/hawkey,MichaelMraka/hawkey,yavor-atanasov/hawkey,mizdebsk/hawkey,mizdebsk/hawkey,ignatenkobrain/hawkey,megaumi/hawkey,rpm-software-management/hawkey,Conan-Kudo/hawkey,jsilhan/hawkey,rholy/hawkey,jsilhan/hawkey,megaumi/hawkey,mluscon/hawkey,rpm-software-management/hawkey,yavor-atanasov/hawkey,ignatenkobrain/hawkey,mizdebsk/hawkey,MichaelMraka/hawkey,Conan-Kudo/hawkey,yavor-atanasov/hawkey,rpm-software-management/hawkey,rholy/hawkey,jsilhan/hawkey,MichaelMraka/hawkey,mluscon/hawkey,jsilhan/hawkey,mluscon/hawkey,Conan-Kudo/hawkey,rholy/hawkey,rpm-software-management/hawkey,rholy/hawkey,ignatenkobrain/hawkey,mluscon/hawkey,megaumi/hawkey,yavor-atanasov/hawkey,ignatenkobrain/hawkey