Add copy current git branch name binding

build/build.plugin.zsh

@@ -133,9 +133,9 @@ EOF
     eval build
   fi
 
-  # Bind C-B to fuzzy find & complete cmake variables.
+  # Bind C-X C-V to fuzzy find & complete cmake variables.
   zle -N .build-var
-  bindkey '^B' .build-var
+  bindkey '^X^V' .build-var
 }
 
 # Build then run a target residing in `~build/bin`.