docs: Sketch docs for llvm-build tool.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143627 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/CommandGuide/Makefile b/docs/CommandGuide/Makefile
index 2c2d076..3f9f60b 100644
--- a/docs/CommandGuide/Makefile
+++ b/docs/CommandGuide/Makefile
@@ -49,7 +49,7 @@
 PS   := $(patsubst $(SRC_DOC_DIR)%.pod, $(DST_PS_DIR)%.ps, $(POD))
 
 # The set of man pages we will not install
-NO_INSTALL_MANS = $(DST_MAN_DIR)FileCheck.1
+NO_INSTALL_MANS = $(DST_MAN_DIR)FileCheck.1 $(DST_MAN_DIR)llvm-build.1
 
 # The set of man pages that we will install
 INSTALL_MANS = $(filter-out $(NO_INSTALL_MANS), $(MAN))