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

Provides :
dsp
dsp(x86-64)

Requires :

libao.so.4()(64bit)
libao.so.4(LIBAO4_1.1.0)(64bit)
libasound.so.2()(64bit)
libasound.so.2(ALSA_0.9)(64bit)
libc.so.6()(64bit)
libc.so.6(GLIBC_2.14)(64bit)
libc.so.6(GLIBC_2.17)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libc.so.6(GLIBC_2.34)(64bit)
libc.so.6(GLIBC_2.38)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libc.so.6(GLIBC_ABI_DT_RELR)(64bit)
libfftw3.so.3()(64bit)
libgcc_s.so.1()(64bit)
libgcc_s.so.1(GCC_3.0)(64bit)
libgcc_s.so.1(GCC_3.3.1)(64bit)
libltdl.so.7()(64bit)
libm.so.6()(64bit)
libm.so.6(GLIBC_2.2.5)(64bit)
libm.so.6(GLIBC_2.29)(64bit)
libm.so.6(GLIBC_2.38)(64bit)
libmad.so.0()(64bit)
libpulse-simple.so.0()(64bit)
libpulse-simple.so.0(PULSE_0)(64bit)
libpulse.so.0()(64bit)
libpulse.so.0(PULSE_0)(64bit)
libsndfile.so.1()(64bit)
libsndfile.so.1(libsndfile.so.1.0)(64bit)
libstdc++.so.6()(64bit)
libstdc++.so.6(GLIBCXX_3.4)(64bit)
libzita-convolver.so.4()(64bit)
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsZstd) <= 5.4.18-1
rtld(GNU_HASH)

Content of RPM :
/usr/bin/dsp
/usr/lib/.build-id
/usr/lib/.build-id/c1
/usr/lib/.build-id/c1/67b36c78d8c9a726cb9a2afe700e1be6c4cbcd
/usr/share/doc/dsp
/usr/share/doc/dsp/README.md
/usr/share/licenses/dsp
/usr/share/licenses/dsp/LICENSE
/usr/share/man/man1/dsp.1.gz