$ git clone -n https://src.fedoraproject.org/rpms/jline2.git /var/lib/mock/f40-build-2634692-66022/root/chroot_tmpdir/scmroot/jline2
Cloning into '/var/lib/mock/f40-build-2634692-66022/root/chroot_tmpdir/scmroot/jline2'...
$ git fetch origin 355f71f82e3866ff48daf048f559a0d2238a223f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jline2
 * [new ref]         355f71f82e3866ff48daf048f559a0d2238a223f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 355f71f Rebuilt for java-21-openjdk as system jdk