xbps-bin: it's possible to reinstall any pkg with '-f' option.

bin/xbps-bin/xbps-bin.8

@@ -1,4 +1,4 @@
-.Dd December 15, 2011
+.Dd December 20, 2011
 .Os Void GNU/Linux
 .Dt xbps-bin 8
 .Sh NAME
@@ -59,6 +59,7 @@ target. If set, package will be removed even if other packages are currently
 depending on it, i.e package is a dependency of any other installed package.
 .It Fl f
 Used currently in the
+.Em install ,
 .Em purge ,
 .Em reconfigure
 and
@@ -71,7 +72,11 @@ removal of package files even if its hash does not match in the
 .Em purge
 and
 .Em remove
-targets.
+targets. If set, package(s) will be reinstalled even if its state is
+.Em installed
+when used with the
+.Em install
+target.
 .It Fl M
 Sets the
 .Em automatic-install