Fedora 17 - i386 rpms and src rpms

[JD]

Using the URLs:
http://mirrors.kernel.org/fedora/updates/17/i386/
and
http://mirrors.kernel.org/fedora/updates/17/SRPMS/
I see that for some i386 rpm binaries, there is
no corresponding src rpms.

Cases in point:


libudisks2-1.94.0-5.fc17.i686.rpm 
<http://mirrors.kernel.org/fedora/updates/17/i386/libudisks2-1.94.0-5.fc17.i686.rpm>
libudisks2-devel-1.94.0-5.fc17.i686.rpm 
<http://mirrors.kernel.org/fedora/updates/17/i386/libudisks2-devel-1.94.0-5.fc17.i686.rpm>
libuuid-2.21.2-1.fc17.i686.rpm 
<http://mirrors.kernel.org/fedora/updates/17/i386/libuuid-2.21.2-1.fc17.i686.rpm>
uuidd-2.21.2-1.fc17.i686.rpm 
<http://mirrors.kernel.org/fedora/updates/17/i386/uuidd-2.21.2-1.fc17.i686.rpm>