$ git clone -n https://src.fedoraproject.org/rpms/lilypond.git /var/lib/mock/f33-build-259462-51031/root/chroot_tmpdir/scmroot/lilypond
Cloning into '/var/lib/mock/f33-build-259462-51031/root/chroot_tmpdir/scmroot/lilypond'...
$ git reset --hard d31e25f7e50213645da5915e35d0157185bdb6b4
HEAD is now at d31e25f 2.21.1