$ git clone -n https://src.fedoraproject.org/rpms/jline2.git /var/lib/mock/f39-build-1897077-42815/root/chroot_tmpdir/scmroot/jline2
Cloning into '/var/lib/mock/f39-build-1897077-42815/root/chroot_tmpdir/scmroot/jline2'...
$ git fetch origin a420879ec5d968233b27c13a4b632e1a51f03641:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jline2
 * [new ref]         a420879ec5d968233b27c13a4b632e1a51f03641 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a420879 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild