local/bin/rget: Use --size-only rsync option.

.local/bin/rget

@@ -6,14 +6,14 @@ usage () {
 	cat <<EOF>&2
 Usage: ${0##*/} NETWORK-ADDRESS [DESTINATION]
 
-Fetched data from NETWORK-ADDRESS to DESTINATION (defaults to current
-directory).
+Fetched data from rsync NETWORK-ADDRESS to DESTINATION (defaults to current
+directory).  Only size is used to compare files.
 Protocol and port are optional: they can be specified by command line
 parameters.
 
 Options:
 
-  -H:      Fetch from HTTP.
+  -H:      Fetch from HTTP instead of rsync.
   -p:      Specify a port number (default: $PORT).
   -s:      Fetch single file (only in HTTP).
 
@@ -66,5 +66,6 @@ mkdir -p "$OUTPUT"
 if $OPT_HTTP; then
 	wget --reject 'index.html*' $OPT_SINGLE --continue --content-disposition --compression=gzip --no-proxy "$ADRESS" --directory-prefix="$OUTPUT"
 else
-	rsync -iavzzP $ADDRESS/files "$OUTPUT"
+	# We ignore timestamp by removing "-t" from "-a".  See man page.
+	rsync -ivzzP -rlpgoD --size-only $ADDRESS/files "$OUTPUT"
 fi