In His Rope, Thom Yorke sings:
Here’s the tiny piece of you I savehttps://genius.com/Burial-four-tet-and-thom-yorke-his-rope-lyrics
Just enough rope
The phrase, “just enough rope” is a shortening of, “give him/her just enough rope to hang himself/herself.” Giving a person, “just enough rope” in this way means setting them up for failure. In the song, the person being setup for failure
In rhetoric, truncating a commonly known phrase in this manner is called anapodoton.