Spacing out percent repeats with hidden notes

If you don't like the spacing used for percent repeats, you can enlarge the percent bars by suitably adding hidden notes.

\version "2.24"

\new Staff <<
  \new Voice {
    \repeat percent 3 \relative c'' { e e e e }
    \repeat percent 3 \relative c'' { e e e e }
  }
  \new Voice {
    s1 s s
    s1 \hideNotes \repeat unfold 8 c4 \unHideNotes 
  }
>>