trying to merge NotoColorEmoji.ttf into NotoSans-Regular.ttf with no success

[zoff99]

i am trying to make a font that hast normal character and also color emoji.
can i do this with this app?

i did:

java -jar BitsNPicas.jar extractcbdt NotoColorEmoji.ttf
mv NotoColorEmoji.ttf NotoColorEmoji.ttf__
cp NotoSans-Regular.ttf NotoColorEmoji.ttf
java -jar BitsNPicas.jar injectcbdt -g NotoColorEmoji.ttf

its gives me a font with color emoji instead of normal letters. looks very lovely, but is not what i want :-)
can you help maybe?