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

Provides :
ghc-hpack
ghc-hpack(x86-64)
libHShpack-0.18.1-3GEQnelCl5a7lQS2fyxTbS-ghc8.0.2.so()(64bit)

Requires :

libHSGlob-0.8.0-6atwLY5yCKm6L5lM4lQ3PZ-ghc8.0.2.so()(64bit)
libHSaeson-1.1.2.0-7Re5aZ6MrFBBjqn2gRS4FJ-ghc8.0.2.so()(64bit)
libHSarray-0.5.1.1-ghc8.0.2.so()(64bit)
libHSattoparsec-0.13.1.0-4HUSxQCW1VcLtJMhDSV94p-ghc8.0.2.so()(64bit)
libHSbase-4.9.1.0-ghc8.0.2.so()(64bit)
libHSbase-compat-0.9.3-KeJp8zYMpcS9WibvTcxU22-ghc8.0.2.so()(64bit)
libHSbinary-0.8.3.0-ghc8.0.2.so()(64bit)
libHSbytestring-0.10.8.1-ghc8.0.2.so()(64bit)
libHSconduit-1.2.12.1-CTYKTJmwFo81r4LrAKDD8i-ghc8.0.2.so()(64bit)
libHScontainers-0.5.7.1-ghc8.0.2.so()(64bit)
libHSdeepseq-1.4.2.0-ghc8.0.2.so()(64bit)
libHSdirectory-1.3.0.0-ghc8.0.2.so()(64bit)
libHSdlist-0.8.0.3-BHFBNaw8k6n9WiaUNzoXpk-ghc8.0.2.so()(64bit)
libHSexceptions-0.8.3-ADEDRATtUrMK1JW4zMQ9U-ghc8.0.2.so()(64bit)
libHSfilepath-1.4.1.1-ghc8.0.2.so()(64bit)
libHSghc-boot-th-8.0.2-ghc8.0.2.so()(64bit)
libHSghc-prim-0.5.0.0-ghc8.0.2.so()(64bit)
libHShashable-1.2.6.1-ArdkmQrtdsLPQA60ZQw2E-ghc8.0.2.so()(64bit)
libHSinteger-gmp-1.0.0.1-ghc8.0.2.so()(64bit)
libHSinteger-logarithms-1.0.2-92lMiWV9mmYAwfMEYgfQ0D-ghc8.0.2.so()(64bit)
libHSlifted-base-0.2.3.11-Ei0JSPdt7KOCD2HIA5jFqV-ghc8.0.2.so()(64bit)
libHSmmorph-1.0.9-5bASEvmIkr5CpdAYXwPsn0-ghc8.0.2.so()(64bit)
libHSmonad-control-1.0.2.2-1Ci8dYJ8Tb7E3HTcTqOb8l-ghc8.0.2.so()(64bit)
libHSmtl-2.2.1-BLKBelFsPB3BoFeSWSOYj6-ghc8.0.2.so()(64bit)
libHSpretty-1.1.3.3-ghc8.0.2.so()(64bit)
libHSprimitive-0.6.2.0-4578caNkWQ54Gt1mxLF2Yh-ghc8.0.2.so()(64bit)
libHSrandom-1.1-9tceXaeYIMZ4JrKq20Egog-ghc8.0.2.so()(64bit)
libHSresourcet-1.1.9-L2BUQrxWZMwDiwhcuyPuNi-ghc8.0.2.so()(64bit)
libHSscientific-0.3.5.2-9AqV1O3E9md3bGNfgHRUQd-ghc8.0.2.so()(64bit)
libHSsemigroups-0.18.3-5xL9BgkWQsCGwo6YahyMCM-ghc8.0.2.so()(64bit)
libHSstm-2.4.4.1-JQn4hNPyYjP5m9AcbI88Ve-ghc8.0.2.so()(64bit)
libHStagged-0.8.5-1mTloBSoUxv8dqUr8XBGBt-ghc8.0.2.so()(64bit)
libHStemplate-haskell-2.11.1.0-ghc8.0.2.so()(64bit)
libHStext-1.2.2.2-1cn50juu89QSL9QkUVcRY-ghc8.0.2.so()(64bit)
libHStime-1.6.0.1-ghc8.0.2.so()(64bit)
libHStime-locale-compat-0.1.1.3-3NWht2bntyvDGDNXWNkT1S-ghc8.0.2.so()(64bit)
libHStransformers-0.5.2.0-ghc8.0.2.so()(64bit)
libHStransformers-base-0.4.4-GKSs0LKukAL8ymq2naFmrH-ghc8.0.2.so()(64bit)
libHStransformers-compat-0.5.1.4-IuFogs8HAVUJBWVNMhtssu-ghc8.0.2.so()(64bit)
libHSunix-2.7.2.1-ghc8.0.2.so()(64bit)
libHSunordered-containers-0.2.8.0-EsriWmISHwMG6fvrGnOReO-ghc8.0.2.so()(64bit)
libHSuuid-types-1.0.3-9FjiI2er8LGH2tkXMoxuaV-ghc8.0.2.so()(64bit)
libHSvector-0.12.0.1-692PQMDMB6pIQ1uGwefDcQ-ghc8.0.2.so()(64bit)
libHSyaml-0.8.25-3IRvYKih6OUFPOz8w1P74D-ghc8.0.2.so()(64bit)
libc.so.6()(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libdl.so.2()(64bit)
libgmp.so.10()(64bit)
libpthread.so.0()(64bit)
librt.so.1()(64bit)
libutil.so.1()(64bit)
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsXz) <= 5.2-1

Content of RPM :
/usr/lib64/ghc-8.0.2/hpack-0.18.1-3GEQnelCl5a7lQS2fyxTbS
/usr/lib64/ghc-8.0.2/hpack-0.18.1-3GEQnelCl5a7lQS2fyxTbS/libHShpack-0.18.1-3GEQnelCl5a7lQS2fyxTbS-ghc8.0.2.so
/usr/share/doc/packages/ghc-hpack
/usr/share/doc/packages/ghc-hpack/LICENSE