$ git clone -n https://src.fedoraproject.org/rpms/python3.13.git /var/lib/mock/f41-build-752648-13396/root/chroot_tmpdir/scmroot/python3.13
Cloning into '/var/lib/mock/f41-build-752648-13396/root/chroot_tmpdir/scmroot/python3.13'...
$ git fetch origin 1c243743626022b87799c276f70d265bf3124f18:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python3.13
 * [new ref]         1c243743626022b87799c276f70d265bf3124f18 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c24374 Update to Python 3.13.0b1