Be verbose and tell where pkg(8) is being bootstrapped from.

Approved by:	bapt
MFC after:	2 days

usr.sbin/pkg/pkg.c

@@ -158,7 +158,6 @@ bootstrap_pkg(void)
 	config = NULL;
 	current = mirrors = NULL;
 
-	printf("Bootstrapping pkg, please wait...\n");
 
 	if (config_string(PACKAGESITE, &packagesite) != 0) {
 		warnx("No PACKAGESITE defined");
@@ -169,6 +168,8 @@ bootstrap_pkg(void)
 		return (-1);
 	}
 
+	printf("Bootstrapping pkg from %s, please wait...\n", packagesite);
+
 	/* Support pkg+http:// for PACKAGESITE which is the new format
 	   in 1.2 to avoid confusion on why http://pkg.FreeBSD.org has
 	   no A record. */