Hmm ... It's impossible ;-) This RPM doesn't exist on any FTP server

Provides :
bigdecimal.so
bubblebabble.so
cparse.so
curses.so
dbm.so
digest.so
dl.so
etc.so
fcntl.so
gdbm.so
iconv.so
libruby
libruby.so.1.8
md5.so
nkf.so
openssl.so
pty.so
readline.so
rmd160.so
ruby(abi)
sdbm.so
sha1.so
sha2.so
socket.so
stringio.so
strscan.so
syck.so
syslog.so
thread.so
wait.so
zlib.so
ruby-libs
ruby-libs(x86-32)

Requires :

libpthread.so.0(GLIBC_2.2)
libncurses.so.5
libpthread.so.0
libutil.so.1
libdl.so.2(GLIBC_2.1)
libdl.so.2
libcrypto.so.10
rtld(GNU_HASH)
libtinfo.so.5
libpthread.so.0(GLIBC_2.3.2)
libm.so.6
librt.so.1
librt.so.1(GLIBC_2.2)
libgcc_s.so.1(GCC_3.3.1)
libc.so.6(GLIBC_2.4)
libgcc_s.so.1
libz.so.1
libc.so.6(GLIBC_2.1.3)
rpmlib(PayloadIsXz) <= 5.2-1
libutil.so.1(GLIBC_2.0)
libpthread.so.0(GLIBC_2.1)
libruby.so.1.8
libgdbm.so.2
libc.so.6(GLIBC_2.7)
libc.so.6(GLIBC_2.2)
libc.so.6(GLIBC_2.0)
libdl.so.2(GLIBC_2.0)
libpthread.so.0(GLIBC_2.0)
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
libssl.so.10
libc.so.6(GLIBC_2.3)
libm.so.6(GLIBC_2.0)
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(CompressedFileNames) <= 3.0.4-1
libcrypt.so.1
rpmlib(VersionedDependencies) <= 3.0.3-1
libc.so.6(GLIBC_2.1)
libreadline.so.5
libcrypt.so.1(GLIBC_2.0)
libm.so.6(GLIBC_2.1)
libgcc_s.so.1(GCC_3.0)
libdb-4.7.so
/sbin/ldconfig
libc.so.6
libc.so.6(GLIBC_2.3.4)

Content of RPM :
/usr/lib/libruby.so.1.8
/usr/lib/libruby.so.1.8.7
/usr/lib/ruby
/usr/lib/ruby/1.8
/usr/lib/ruby/1.8/English.rb
/usr/lib/ruby/1.8/Env.rb
/usr/lib/ruby/1.8/abbrev.rb
/usr/lib/ruby/1.8/base64.rb
/usr/lib/ruby/1.8/benchmark.rb
/usr/lib/ruby/1.8/bigdecimal
/usr/lib/ruby/1.8/bigdecimal/jacobian.rb
/usr/lib/ruby/1.8/bigdecimal/ludcmp.rb
/usr/lib/ruby/1.8/bigdecimal/math.rb
/usr/lib/ruby/1.8/bigdecimal/newton.rb
/usr/lib/ruby/1.8/bigdecimal/util.rb
/usr/lib/ruby/1.8/cgi
/usr/lib/ruby/1.8/cgi-lib.rb
/usr/lib/ruby/1.8/cgi.rb
/usr/lib/ruby/1.8/cgi/session
/usr/lib/ruby/1.8/cgi/session.rb
/usr/lib/ruby/1.8/cgi/session/pstore.rb
/usr/lib/ruby/1.8/complex.rb
/usr/lib/ruby/1.8/csv.rb
/usr/lib/ruby/1.8/date
/usr/lib/ruby/1.8/date.rb
/usr/lib/ruby/1.8/date/format.rb
/usr/lib/ruby/1.8/date2.rb
/usr/lib/ruby/1.8/debug.rb
/usr/lib/ruby/1.8/delegate.rb
/usr/lib/ruby/1.8/digest
There is 535 files more in these RPM.