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

Provides :
avahi-ui-tools
avahi-ui-tools(x86-64)

Requires :

libgdk-3.so.0()(64bit)
libc.so.6()(64bit)
libcairo-gobject.so.2()(64bit)
avahi-libs = 0.6.31-13.el7
libavahi-client.so.3()(64bit)
rtld(GNU_HASH)
avahi = 0.6.31-13.el7
pygtk2-libglade
libgtk-3.so.0()(64bit)
libgio-2.0.so.0()(64bit)
openssh-clients
libpangocairo-1.0.so.0()(64bit)
/usr/bin/python
rpmlib(PayloadIsXz) <= 5.2-1
libatk-1.0.so.0()(64bit)
avahi-ui-gtk3 = 0.6.31-13.el7
avahi-glib = 0.6.31-13.el7
libdl.so.2()(64bit)
libavahi-common.so.3()(64bit)
libgobject-2.0.so.0()(64bit)
python(abi) = 2.7
dbus-python
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
pygtk2
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
libpthread.so.0(GLIBC_2.2.5)(64bit)
libavahi-ui-gtk3.so.0()(64bit)
libpthread.so.0()(64bit)
vnc
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(CompressedFileNames) <= 3.0.4-1
libgdbm.so.4()(64bit)
libcairo.so.2()(64bit)
rpmlib(PartialHardlinkSets) <= 4.0.4-1
libc.so.6(GLIBC_2.4)(64bit)
libdbus-1.so.3()(64bit)
libgdk_pixbuf-2.0.so.0()(64bit)
libglib-2.0.so.0()(64bit)
libavahi-glib.so.1()(64bit)
python
gdbm
libpango-1.0.so.0()(64bit)

Content of RPM :
/usr/bin/avahi-bookmarks
/usr/bin/avahi-discover
/usr/bin/bshell
/usr/bin/bssh
/usr/bin/bvnc
/usr/lib/python2.7/site-packages/avahi
/usr/lib/python2.7/site-packages/avahi/ServiceTypeDatabase.py
/usr/lib/python2.7/site-packages/avahi/ServiceTypeDatabase.pyc
/usr/lib/python2.7/site-packages/avahi/ServiceTypeDatabase.pyo
/usr/lib/python2.7/site-packages/avahi/__init__.py
/usr/lib/python2.7/site-packages/avahi/__init__.pyc
/usr/lib/python2.7/site-packages/avahi/__init__.pyo
/usr/lib/python2.7/site-packages/avahi_discover
/usr/lib/python2.7/site-packages/avahi_discover/__init__.py
/usr/lib/python2.7/site-packages/avahi_discover/__init__.pyc
/usr/lib/python2.7/site-packages/avahi_discover/__init__.pyo
/usr/share/applications/avahi-discover.desktop
/usr/share/applications/bssh.desktop
/usr/share/applications/bvnc.desktop
/usr/share/avahi/interfaces
/usr/share/avahi/interfaces/avahi-discover.ui
/usr/share/man/man1/avahi-bookmarks.1.gz
/usr/share/man/man1/avahi-discover.1.gz
/usr/share/man/man1/bssh.1.gz
/usr/share/man/man1/bvnc.1.gz