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

Provides :
graphviz-ocaml
graphviz-ocaml(x86-64)
libgv_ocaml.so()(64bit)
ocaml(Gv)
ocaml(Swig)

Requires :

libc.so.6()(64bit)
ocaml(CamlinternalFormatBasics) = cbd5f2d6b649925222e1e9fb63b89db6
libltdl.so.7()(64bit)
libexpat.so.1()(64bit)
rtld(GNU_HASH)
ocaml(List) = d811c92e8d74500368d113948b851641
ocaml(Swig) = d1c0aa2877866fb22968ea686868277b
ocaml(Gc) = 46cdca320d5eae53700d564a304a28c8
ocaml(runtime) = 4.05.0
ocaml(Int32) = 9bbc1d113f6a37cdcc135f132a12dc30
libcdt.so.5()(64bit)
libpathplan.so.4()(64bit)
rpmlib(PayloadIsXz) <= 5.2-1
ocaml
libcgraph.so.6()(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libxdot.so.4()(64bit)
libgvc.so.6()(64bit)
libstdc++.so.6()(64bit)
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
graphviz = 2.30.1-22.el7
ocaml(Array) = b801116cd919b6519c3585bcf595e7e8
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
libc.so.6(GLIBC_2.4)(64bit)
libm.so.6()(64bit)
ocaml(Pervasives) = 07ea9e20ae94d62c35cfecbe7d66d3ea
libgcc_s.so.1()(64bit)
ocaml(Obj) = 08bac48fef2bdca984d647c3942da632
libz.so.1()(64bit)
ocaml(Int64) = e1332a5a27f912a62adac225e500efc7
ocaml(Callback) = dce408881d6ac6161453b15efba2e1b4
ocaml(Hashtbl) = b1cacc4018241014d8c3ad5deacd16af

Content of RPM :
/usr/lib64/graphviz/ocaml
/usr/lib64/graphviz/ocaml/META.gv
/usr/lib64/graphviz/ocaml/gv.cma
/usr/lib64/graphviz/ocaml/gv.cmi
/usr/lib64/graphviz/ocaml/gv.cmo
/usr/lib64/graphviz/ocaml/libgv_ocaml.so
/usr/share/man/man3/gv.3ocaml.gz