Remove hesiod dependency

fetchmail.spec

@@ -1,7 +1,7 @@
 Summary: A remote mail retrieval and forwarding utility
 Name: fetchmail
 Version: 6.3.26
-Release: 22%{?dist}
+Release: 23%{?dist}
 Source0: http://downloads.sourceforge.net/%{name}/%{name}-%{version}.tar.xz
 Source1: http://downloads.sourceforge.net/%{name}/%{name}-%{version}.tar.xz.asc
 # systemd service file
@@ -18,7 +18,7 @@ Patch3: fetchmail-6.3.26-ssl-set-sni.patch
 URL: http://www.fetchmail.info/
 # For a breakdown of the licensing, see COPYING
 License: GPL+ and Public Domain
-BuildRequires: gcc gettext-devel hesiod-devel krb5-devel openssl-devel systemd
+BuildRequires: gcc gettext-devel krb5-devel openssl-devel systemd
 
 %description
 Fetchmail is a remote mail retrieval and forwarding utility intended
@@ -39,7 +39,7 @@ connections.
 %patch3 -p1 -b .ssl-set-sni
 
 %build
-%configure --enable-POP3 --enable-IMAP --with-ssl --with-hesiod \
+%configure --enable-POP3 --enable-IMAP --with-ssl --without-hesiod \
 	--enable-ETRN --enable-NTLM --enable-SDPS --enable-RPA \
 	--enable-nls --with-kerberos5 --with-gssapi \
 	--enable-fallback=no
@@ -70,6 +70,10 @@ rm -f $RPM_BUILD_ROOT%{_mandir}/man1/fetchmailconf.1*
 %config(noreplace) %attr(0600, mail, mail) %{_sysconfdir}/fetchmailrc.example
 
 %changelog
+* Mon Oct 29 2018 Vitezslav Crhonek <vcrhonek@redhat.com> - 6.3.26-23
+- Remove hesiod dependency (not widely used, dead upstream, unmerged CVEs)
+  Resolves: #1643259
+
 * Mon Sep 24 2018 Vitezslav Crhonek <vcrhonek@redhat.com> - 6.3.26-22
 - Improve previous fix (SNI), backported from upstream
   Resolves: #1611815