Fix svnmucc command in release_commands.pl

See LUCY-308.
diff --git a/devel/bin/release_commands.pl b/devel/bin/release_commands.pl
index 1c8245e..9d0e993 100755
--- a/devel/bin/release_commands.pl
+++ b/devel/bin/release_commands.pl
@@ -166,7 +166,9 @@
     . qq|mv dev/lucy/clownfish/apache-clownfish-$full_rc_version/apache-clownfish-$x_y_z_version.tar.gz.asc |
     . qq|release/lucy/clownfish/apache-clownfish-$x_y_z_version.tar.gz.asc |
     . qq|mv dev/lucy/clownfish/apache-clownfish-$full_rc_version/CHANGES-$x_y_z_version.txt |
-    . qq|release/lucy/clownfish/CHANGES-$x_y_z_version.txt |
+    . qq|release/lucy/clownfish/CHANGES-$x_y_z_version.txt|;
+say qq|svnmucc -m "Remove apache-clownfish-$full_rc_version directory" |
+    . qq|-U https://dist.apache.org/repos/dist/ |
     . qq|rm dev/lucy/clownfish/apache-clownfish-$full_rc_version\n|;
 
 say qq|# Carefully remove the artifacts for any previous releases superseded|;