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

Provides :
ghc-wai-websockets
ghc-wai-websockets(x86-64)
libHSwai-websockets-3.0.1.2-FSRavl6PUnG1J74NYE6zf6-ghc8.6.3.so()(64bit)

Requires :

ld-linux-x86-64.so.2()(64bit)
ld-linux-x86-64.so.2(GLIBC_2.3)(64bit)
libHSSHA-1.6.4.4-1GMMHy6WdrlGpMrtGTWHUv-ghc8.6.3.so()(64bit)
libHSarray-0.5.3.0-ghc8.6.3.so()(64bit)
libHSasync-2.2.1-4fWSSJ8SFccIxQJVItkRnX-ghc8.6.3.so()(64bit)
libHSattoparsec-0.13.2.2-AIDYee9KPGPHGyIUYFLj8F-ghc8.6.3.so()(64bit)
libHSbase-4.12.0.0-ghc8.6.3.so()(64bit)
libHSbase64-bytestring-1.0.0.2-9zRsxWrEm5zGbLjNlDas-ghc8.6.3.so()(64bit)
libHSbinary-0.8.6.0-ghc8.6.3.so()(64bit)
libHSbytestring-0.10.8.2-ghc8.6.3.so()(64bit)
libHScase-insensitive-1.2.0.11-GGYU9CY9cs88wywgwHVKC6-ghc8.6.3.so()(64bit)
libHScontainers-0.6.0.1-ghc8.6.3.so()(64bit)
libHSdeepseq-1.4.4.0-ghc8.6.3.so()(64bit)
libHSdirectory-1.3.3.0-ghc8.6.3.so()(64bit)
libHSentropy-0.4.1.4-23NMAjgKyCo3F1ZCvvDJOh-ghc8.6.3.so()(64bit)
libHSfilepath-1.4.2.1-ghc8.6.3.so()(64bit)
libHSghc-prim-0.5.3-ghc8.6.3.so()(64bit)
libHShashable-1.2.7.0-CWI8VZuQTAYWIQTQQtqCV-ghc8.6.3.so()(64bit)
libHShttp-types-0.12.2-3GI9ZSQctllDxYJpnDXS0X-ghc8.6.3.so()(64bit)
libHSinteger-gmp-1.0.2.0-ghc8.6.3.so()(64bit)
libHSinteger-logarithms-1.0.2.2-IT1M1moCo0mIobW8LfdrSC-ghc8.6.3.so()(64bit)
libHSnetwork-2.8.0.0-AkCJm1aNSYz7ekXKYyI0pF-ghc8.6.3.so()(64bit)
libHSprimitive-0.6.4.0-1mvPxVOk6Q6KOkWCZxqESf-ghc8.6.3.so()(64bit)
libHSprocess-1.6.3.0-ghc8.6.3.so()(64bit)
libHSrandom-1.1-3ypV4EIycgb35PKjTYYr5q-ghc8.6.3.so()(64bit)
libHSscientific-0.3.6.2-KIIlODNgUeO9twnHef2PBn-ghc8.6.3.so()(64bit)
libHSsemigroups-0.18.5-6T2lH5F6zyQIdwR3JYKMO3-ghc8.6.3.so()(64bit)
libHSstm-2.5.0.0-ghc8.6.3.so()(64bit)
libHSstreaming-commons-0.2.1.0-Gjsp3ARrjdWm3PJDtVFaz-ghc8.6.3.so()(64bit)
libHStext-1.2.3.1-ghc8.6.3.so()(64bit)
libHStime-1.8.0.2-ghc8.6.3.so()(64bit)
libHStransformers-0.5.5.0-ghc8.6.3.so()(64bit)
libHSunix-2.7.2.2-ghc8.6.3.so()(64bit)
libHSunordered-containers-0.2.9.0-BRWkoSTuML1cQdpep6Oin-ghc8.6.3.so()(64bit)
libHSvault-0.3.1.2-ICSoiK7xFvNEQb1ZDoA1AL-ghc8.6.3.so()(64bit)
libHSwai-3.2.2-At8pEO0XYZLAhqhiXTmpAd-ghc8.6.3.so()(64bit)
libHSwebsockets-0.12.5.3-FtrpSUWcbRV3mOiC3snsSI-ghc8.6.3.so()(64bit)
libHSzlib-0.6.2-BdOecmQ0rL1HOiGypdSgxY-ghc8.6.3.so()(64bit)
libatomic.so.1()(64bit)
libc.so.6()(64bit)
libc.so.6(GLIBC_2.10)(64bit)
libc.so.6(GLIBC_2.14)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3)(64bit)
libc.so.6(GLIBC_2.3.2)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libc.so.6(GLIBC_2.7)(64bit)
libc.so.6(GLIBC_2.8)(64bit)
libdl.so.2()(64bit)
libffi.so.7()(64bit)
libffi.so.7(LIBFFI_BASE_7.0)(64bit)
libgmp.so.10()(64bit)
libm.so.6()(64bit)
libm.so.6(GLIBC_2.2.5)(64bit)
libnuma.so.1()(64bit)
libnuma.so.1(libnuma_1.1)(64bit)
libnuma.so.1(libnuma_1.2)(64bit)
libpthread.so.0()(64bit)
libpthread.so.0(GLIBC_2.12)(64bit)
libpthread.so.0(GLIBC_2.2.5)(64bit)
libpthread.so.0(GLIBC_2.3.2)(64bit)
librt.so.1()(64bit)
librt.so.1(GLIBC_2.2.5)(64bit)
libutil.so.1()(64bit)
libz.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/bin/wai-websockets-example
/usr/lib64/ghc-8.6.3/wai-websockets-3.0.1.2-FSRavl6PUnG1J74NYE6zf6
/usr/lib64/ghc-8.6.3/wai-websockets-3.0.1.2-FSRavl6PUnG1J74NYE6zf6/libHSwai-websockets-3.0.1.2-FSRavl6PUnG1J74NYE6zf6-ghc8.6.3.so
/usr/share/licenses/ghc-wai-websockets
/usr/share/licenses/ghc-wai-websockets/LICENSE