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

Provides :
gspell-devel
gspell-devel(x86-32)
pkgconfig(gspell-1)

Requires :

libgtk-3.so.0
pkgconfig(glib-2.0) => 2.44
libgobject-2.0.so.0
libpthread.so.0
libc.so.6(GLIBC_2.2)
libc.so.6(GLIBC_2.0)
gspell(x86-32) = 1.6.1-1.el7
rtld(GNU_HASH)
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
libcairo-gobject.so.2
libpangocairo-1.0.so.0
libgmodule-2.0.so.0
libgdk_pixbuf-2.0.so.0
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(CompressedFileNames) <= 3.0.4-1
libc.so.6(GLIBC_2.4)
libcairo.so.2
pkgconfig(gtk+-3.0) => 3.20
libatk-1.0.so.0
libgdk-3.so.0
/usr/bin/pkg-config
libpango-1.0.so.0
libgspell-1.so.1
libgio-2.0.so.0
libglib-2.0.so.0
rpmlib(PayloadIsXz) <= 5.2-1
pkgconfig(enchant) => 1.6.0
libenchant.so.1
libc.so.6

Content of RPM :
/usr/bin/gspell-app1
/usr/include/gspell-1
/usr/include/gspell-1/gspell
/usr/include/gspell-1/gspell/gspell-checker-dialog.h
/usr/include/gspell-1/gspell/gspell-checker.h
/usr/include/gspell-1/gspell/gspell-entry-buffer.h
/usr/include/gspell-1/gspell/gspell-entry.h
/usr/include/gspell-1/gspell/gspell-enum-types.h
/usr/include/gspell-1/gspell/gspell-language-chooser-button.h
/usr/include/gspell-1/gspell/gspell-language-chooser-dialog.h
/usr/include/gspell-1/gspell/gspell-language-chooser.h
/usr/include/gspell-1/gspell/gspell-language.h
/usr/include/gspell-1/gspell/gspell-navigator-text-view.h
/usr/include/gspell-1/gspell/gspell-navigator.h
/usr/include/gspell-1/gspell/gspell-text-buffer.h
/usr/include/gspell-1/gspell/gspell-text-view.h
/usr/include/gspell-1/gspell/gspell-version.h
/usr/include/gspell-1/gspell/gspell.h
/usr/lib/libgspell-1.so
/usr/lib/pkgconfig/gspell-1.pc
/usr/share/gir-1.0
/usr/share/gir-1.0/Gspell-1.gir
/usr/share/vala
/usr/share/vala/vapi
/usr/share/vala/vapi/gspell-1.deps
/usr/share/vala/vapi/gspell-1.vapi