See http://mm.icann.org/pipermail/tz-announce/2020-October/000062.html
Summary: Timezone data
Summary(pl.UTF-8): Dane o strefach czasowych
Name: tzdata
-Version: 2020c
+Version: 2020d
Release: 1
License: Public Domain (database), BSD/LGPL v2.1+ (code/test suite)
Group: Base
#Source0Download: https://www.iana.org/time-zones
Source0: https://www.iana.org/time-zones/repository/releases/tzdb-%{version}.tar.lz
-# Source0-md5: 4fca5e1749286d7fc6a95b2ce196a941
+# Source0-md5: 06e1ef95398506c87d3224abfc6f59ff
Source3: timezone.init
Source4: timezone.sysconfig
Source5: javazic.tar.gz