$ git clone -n https://src.fedoraproject.org/rpms/python3.13.git /var/lib/mock/f40-build-2491315-61662/root/chroot_tmpdir/scmroot/python3.13
Cloning into '/var/lib/mock/f40-build-2491315-61662/root/chroot_tmpdir/scmroot/python3.13'...
$ git fetch origin c9e9f5fd4d8b64e0a78706bcd1ee5ce61ceeb998:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python3.13
 * [new ref]         c9e9f5fd4d8b64e0a78706bcd1ee5ce61ceeb998 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9e9f5f Fix crash involving exhausted list operator