fedora系统用yum安装软件失败怎么办，最后弹出来exiting because "Download Only" specified，怎么办阿？
# yum install gstreamer-plugins-good gstreamer-plugins-bad gstreamer-plugins-ugly libtunepimp-extras-freeworld xine-lib-extras-freeworld 正在安装: libmp4v2 i686 1.5.0.1-15.fc20 fedora 243 k libmusicbrainz i686 2.1.5-16.fc20 fedora 90 k libtunepimp i686 0.5.3-23.fc20 fedora 258 k总下载量：675 k安装大小：2.2 MIs this ok [y/d/N]: d ================================================================================ Package 架构 版本 源 大小================================================================================正在安装: libmatroska i686 1.4.1-1.fc20 fedora 144 k为依赖而安装: libebml i686 1.3.0-2.fc20 fedora 70 k事务概要================================================================================安装 1 软件包 (+1 依赖软件包)总下载量：214 k安装大小：887 kIs this ok [y/d/N]: dBackground downloading packages, then exiting:(1/2): libmatroska-1.4.1-1.fc20.i686.rpm | 144 kB 00:00 (2/2): libebml-1.3.0-2.fc20.i686.rpm | 70 kB 00:00 --------------------------------------------------------------------------------总计 223 kB/s | 214 kB 00:00 exiting because "Download Only" specified
有人说用yum remove yum-downloadonly，之后再试试看，
但是# yum remove yum-downloadonly
已加载插件：fastestmirror, langpacks, refresh-packagekit
参数 yum-downloadonly 没有匹配
不删除任何软件包
不行阿，大神门怎么解决这个问题阿？
