$ git clone -n https://src.fedoraproject.org/rpms/python-jack-client.git /var/lib/mock/f40-build-2635003-66047/root/chroot_tmpdir/scmroot/python-jack-client
Cloning into '/var/lib/mock/f40-build-2635003-66047/root/chroot_tmpdir/scmroot/python-jack-client'...
$ git fetch origin 2a3bb7e64f3c6f95fd52d6e0002ea5feb1bd5a72:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-jack-client
 * [new ref]         2a3bb7e64f3c6f95fd52d6e0002ea5feb1bd5a72 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a3bb7e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild