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

Provides :
ghc-rest-gen
ghc-rest-gen(x86-64)
libHSrest-gen-0.19.0.3-1za0x8RYjzXH0MQs60zzam-ghc8.0.1.so()(64bit)

Requires :

libHSHStringTemplate-0.8.5-3FtTEdnidgbECA0WzBJgFh-ghc8.0.1.so()(64bit)
libHSuri-encode-1.5.0.5-6r4XeUj4tjPDYFviNMYvta-ghc8.0.1.so()(64bit)
libHSold-time-1.1.0.3-IcvdkJUsE9M8t3io8peAEp-ghc8.0.1.so()(64bit)
libHSunix-2.7.2.0-ghc8.0.1.so()(64bit)
libHSuuid-1.3.13-51xq2heEBFw3Q4HLjFScXq-ghc8.0.1.so()(64bit)
libHStostring-0.2.1.1-IwDYYrTzozEYHnEGrBNto-ghc8.0.1.so()(64bit)
libHSpretty-1.1.3.3-ghc8.0.1.so()(64bit)
libHSdirectory-1.2.6.2-ghc8.0.1.so()(64bit)
libHSpolyparse-1.12-7sW0lbmkxhF5jvhb1ZEZJR-ghc8.0.1.so()(64bit)
libHSmultipart-0.1.2-W1ZhBElORpMId50ZPuKI-ghc8.0.1.so()(64bit)
libHSdlist-0.8.0.2-GWAMmbX9rLg3tqrbOizHGv-ghc8.0.1.so()(64bit)
libHShxt-unicode-9.0.2.4-AEIThHBnNFILy3JikxDDI3-ghc8.0.1.so()(64bit)
libHShashable-1.2.4.0-BU6c9a6Q6lID9oy9iugxdV-ghc8.0.1.so()(64bit)
libHStransformers-compat-0.5.1.4-81lZyuOJOvsD0zyCv2TKld-ghc8.0.1.so()(64bit)
libHSaeson-utils-0.3.0.2-A5mUih19E4ECXSGevNGPEF-ghc8.0.1.so()(64bit)
libHSrest-core-0.39-B4PVUAZx1KG1rlfwbHw2Hg-ghc8.0.1.so()(64bit)
libHSsafe-0.3.11-Ck0Z7kfzoQA1bcHU9bHvtW-ghc8.0.1.so()(64bit)
libHSuuid-types-1.0.3-Hs1RuWxzJZwKlL19XFjsGN-ghc8.0.1.so()(64bit)
libHSmtl-2.2.1-6qsR1PHUy5lL47Hpoa4jCM-ghc8.0.1.so()(64bit)
libgmp.so.10()(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libutil.so.1()(64bit)
libHScryptohash-md5-0.11.100.1-9Crf9wW9dLGV2WJt31xcX-ghc8.0.1.so()(64bit)
libHStemplate-haskell-2.11.0.0-ghc8.0.1.so()(64bit)
libHSinteger-gmp-1.0.0.1-ghc8.0.1.so()(64bit)
libHSjson-schema-0.7.4.1-IYXbqZS8wsCCg9vFlBilGq-ghc8.0.1.so()(64bit)
libHStransformers-0.5.2.0-ghc8.0.1.so()(64bit)
libHSdeepseq-1.4.2.0-ghc8.0.1.so()(64bit)
rpmlib(CompressedFileNames) <= 3.0.4-1
libHSvector-0.11.0.0-BEDZb5o2QOhGbIm6ky7rl6-ghc8.0.1.so()(64bit)
libHSghc-prim-0.5.0.0-ghc8.0.1.so()(64bit)
rpmlib(PayloadIsLzma) <= 4.4.6-1
libHSutf8-string-1.0.1.1-2T8mBCuEDlXDo8zed8Onw4-ghc8.0.1.so()(64bit)
libHSrest-types-1.14.1.1-Cfn8BadNbf43AJ63zWc3YX-ghc8.0.1.so()(64bit)
libHSuniplate-1.6.12-8lRl14XFfBeCbE1RiVcC2r-ghc8.0.1.so()(64bit)
libHSblaze-builder-0.4.0.2-LfJHtaLjD4FC6u7q2ZoVsA-ghc8.0.1.so()(64bit)
libHSerrors-2.1.3-2XcKFkEhTmRE8K5EsBkhSt-ghc8.0.1.so()(64bit)
libHSsplit-0.2.3.1-IJKK4pOCYGKud0jZImZke-ghc8.0.1.so()(64bit)
libHSparsec-3.1.11-3WIMUA3wnqVJ4nTQk5XohJ-ghc8.0.1.so()(64bit)
libHSentropy-0.3.7-54dsRvsNlllHvcIX99CGiD-ghc8.0.1.so()(64bit)
libHSsemigroups-0.18.2-2lmUSJvrDkM6JBURGRclWz-ghc8.0.1.so()(64bit)
libHShxt-charproperties-9.2.0.1-L1rhanzXQ304SfBOSkeXkX-ghc8.0.1.so()(64bit)
libHSbase-compat-0.9.1-tmPpmtbHbvIDjFWbkjGrR-ghc8.0.1.so()(64bit)
libHSgeneric-xmlpickler-0.1.0.5-ApwpiQtN8J2qGJMwQ8qJL-ghc8.0.1.so()(64bit)
libc.so.6()(64bit)
libHSbinary-0.8.3.0-ghc8.0.1.so()(64bit)
libHSattoparsec-0.13.1.0-PnZFeXDLwG3d7PtiHHmiD-ghc8.0.1.so()(64bit)
libHShaskell-src-exts-1.17.1-BU27S3URKeRHZZDkokF0In-ghc8.0.1.so()(64bit)
librt.so.1()(64bit)
libHShxt-regex-xmlschema-9.2.0.3-F4OB0kzaIOrGN4hO24Neow-ghc8.0.1.so()(64bit)
libHSprocess-1.4.2.0-ghc8.0.1.so()(64bit)
libHStime-1.6.0.1-ghc8.0.1.so()(64bit)
libHSunexceptionalio-0.3.0-3nDcFbDMfKl1BSaDMqCv5B-ghc8.0.1.so()(64bit)
libHSfclabels-2.0.3.2-3Xs3bCBbAC9J1XqCJSoYEp-ghc8.0.1.so()(64bit)
libHStagged-0.8.5-CtgV6EcN0do8F92i1S6iYx-ghc8.0.1.so()(64bit)
libHSCabal-1.24.0.0-ghc8.0.1.so()(64bit)
libHSgeneric-aeson-0.2.0.8-ERHJedhqJ8p566WoBvEYr3-ghc8.0.1.so()(64bit)
libHSbase-4.9.0.0-ghc8.0.1.so()(64bit)
libHSold-locale-1.0.0.7-6glXNhHF891B41ZfuI8hU8-ghc8.0.1.so()(64bit)
libHSprimitive-0.6.1.0-Ip44DqhfCp21tTUYbecwa-ghc8.0.1.so()(64bit)
libHStext-1.2.2.1-JAnD1x1IHr6H3rdrqlXcyH-ghc8.0.1.so()(64bit)
libHSunordered-containers-0.2.7.2-CFLYbZbgpOSD4Bev2sBRsH-ghc8.0.1.so()(64bit)
libdl.so.2()(64bit)
libHSvoid-0.7.1-2J4og5r8vsKAGJBHru5xem-ghc8.0.1.so()(64bit)
libHSscientific-0.3.4.9-KipFFKt7jBhK7V75txtijc-ghc8.0.1.so()(64bit)
libHSsyb-0.6-C65vWCsht6A8uLstpQIXyj-ghc8.0.1.so()(64bit)
libHSfilepath-1.4.1.0-ghc8.0.1.so()(64bit)
libHScryptohash-sha1-0.11.100.1-CglqrWLTxPN69LKXoyo6-ghc8.0.1.so()(64bit)
libHScontainers-0.5.7.1-ghc8.0.1.so()(64bit)
libHShxt-pickle-utils-0.1.0.3-65WwdkXFxuP6rPfo6n0Ewx-ghc8.0.1.so()(64bit)
libHSnetwork-info-0.2.0.8-86rzpOQvMAKDGx0U3gGJUk-ghc8.0.1.so()(64bit)
libHSghc-boot-th-8.0.1-ghc8.0.1.so()(64bit)
libHScode-builder-0.1.3-16cEzwJG1pnH17UbctGB7z-ghc8.0.1.so()(64bit)
libHSblaze-markup-0.7.1.1-FNvUWm3NdhJGYPPjs3lEGj-ghc8.0.1.so()(64bit)
libHScase-insensitive-1.2.0.7-LKWxhnsdmb8LVXnfn1B8ZD-ghc8.0.1.so()(64bit)
libHSaeson-0.11.3.0-GkykzqDMp8qGuHilrBbDW8-ghc8.0.1.so()(64bit)
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
libHSgeneric-deriving-1.11.1-Kh2Sd3IoT7EEd0WYeQ7S9b-ghc8.0.1.so()(64bit)
libpthread.so.0()(64bit)
libHScpphs-1.20.2-JJyd33DyqS2IdvgfEifJtO-ghc8.0.1.so()(64bit)
libHSnetwork-uri-2.6.1.0-DXMofGThtIUB3UWMlzl3nb-ghc8.0.1.so()(64bit)
libHSblaze-html-0.8.1.3-2tdBLy4pupxCiQywh2MVLq-ghc8.0.1.so()(64bit)
libHSrandom-1.1-54KmMHXjttlERYcr1mvsAe-ghc8.0.1.so()(64bit)
libHSrest-stringmap-0.2.0.6-8JOqz2MJb3aLAnRJXGToAI-ghc8.0.1.so()(64bit)
libHSbytestring-0.10.8.1-ghc8.0.1.so()(64bit)
libHShxt-9.3.1.16-941CF0LO27fAHC3UJsLg3f-ghc8.0.1.so()(64bit)
libHSarray-0.5.1.1-ghc8.0.1.so()(64bit)

Content of RPM :
/usr/lib64/ghc-8.0.1/rest-gen-0.19.0.3-1za0x8RYjzXH0MQs60zzam
/usr/lib64/ghc-8.0.1/rest-gen-0.19.0.3-1za0x8RYjzXH0MQs60zzam/libHSrest-gen-0.19.0.3-1za0x8RYjzXH0MQs60zzam-ghc8.0.1.so
/usr/share/doc/packages/ghc-rest-gen
/usr/share/doc/packages/ghc-rest-gen/LICENSE
/usr/share/rest-gen-0.19.0.3
/usr/share/rest-gen-0.19.0.3/Docs
/usr/share/rest-gen-0.19.0.3/Docs/api-docs-all.st
/usr/share/rest-gen-0.19.0.3/Docs/api-docs-resource.st
/usr/share/rest-gen-0.19.0.3/Docs/bootstrap-modal.js
/usr/share/rest-gen-0.19.0.3/Docs/docs.css
/usr/share/rest-gen-0.19.0.3/Docs/docs.js
/usr/share/rest-gen-0.19.0.3/Docs/jquery-nightly.js
/usr/share/rest-gen-0.19.0.3/Docs/prettify.css
/usr/share/rest-gen-0.19.0.3/Docs/prettify.js
/usr/share/rest-gen-0.19.0.3/Javascript
/usr/share/rest-gen-0.19.0.3/Javascript/epilogue.js
/usr/share/rest-gen-0.19.0.3/Javascript/prelude.js
/usr/share/rest-gen-0.19.0.3/Ruby
/usr/share/rest-gen-0.19.0.3/Ruby/base.rb