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

Provides :
config(gssproxy)
gssproxy
gssproxy(x86-64)

Requires :

libini_config.so.3()(64bit)
libc.so.6()(64bit)
libpopt.so.0(LIBPOPT_0)(64bit)
libgssapi_krb5.so.2(gssapi_krb5_2_MIT)(64bit)
libpopt.so.0()(64bit)
libini_config.so.3(INI_CONFIG_1.2.0)(64bit)
krb5-libs => 1.15
libref_array.so.1(REF_ARRAY_0.1.1)(64bit)
rtld(GNU_HASH)
libk5crypto.so.3()(64bit)
systemd-units
libgssapi_krb5.so.2()(64bit)
libgssrpc.so.4(gssrpc_4_MIT)(64bit)
libverto-module-base
libcom_err.so.2()(64bit)
libpthread.so.0(GLIBC_2.3.2)(64bit)
rpmlib(PayloadIsXz) <= 5.2-1
libkrb5.so.3()(64bit)
libgssrpc.so.4()(64bit)
ld-linux-x86-64.so.2(GLIBC_2.3)(64bit)
libcollection.so.2()(64bit)
libref_array.so.1()(64bit)
libc.so.6(GLIBC_2.14)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
/bin/sh
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
libpthread.so.0(GLIBC_2.2.5)(64bit)
libpthread.so.0()(64bit)
keyutils-libs
libc.so.6(GLIBC_2.8)(64bit)
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(CompressedFileNames) <= 3.0.4-1
ld-linux-x86-64.so.2()(64bit)
libkrb5.so.3(krb5_3_MIT)(64bit)
libverto.so.1()(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libk5crypto.so.3(k5crypto_3_MIT)(64bit)
libselinux.so.1()(64bit)
libc.so.6(GLIBC_2.3)(64bit)
libbasicobjects.so.0()(64bit)
libini_config.so.3(INI_CONFIG_1.1.0)(64bit)
config(gssproxy) = 0.7.0-4.el7
libc.so.6(GLIBC_2.9)(64bit)
libc.so.6(GLIBC_2.17)(64bit)

Content of RPM :
/etc/gss/mech.d/gssproxy.conf
/etc/gssproxy
/etc/gssproxy/99-nfs-client.conf
/etc/gssproxy/gssproxy.conf
/usr/lib/systemd/system/gssproxy.service
/usr/lib64/gssproxy/proxymech.so
/usr/sbin/gssproxy
/usr/share/doc/gssproxy-0.7.0
/usr/share/doc/gssproxy-0.7.0/COPYING
/usr/share/man/man5/gssproxy.conf.5.gz
/usr/share/man/man8/gssproxy-mech.8.gz
/usr/share/man/man8/gssproxy.8.gz
/var/lib/gssproxy
/var/lib/gssproxy/clients
/var/lib/gssproxy/rcache