$ git clone -n https://src.fedoraproject.org/rpms/kwalletmanager5.git /var/lib/mock/f40-build-2278716-55261/root/chroot_tmpdir/scmroot/kwalletmanager5
Cloning into '/var/lib/mock/f40-build-2278716-55261/root/chroot_tmpdir/scmroot/kwalletmanager5'...
$ git fetch origin 91b0808b8d75375b41049cc87b41b3609fab172b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kwalletmanager5
 * [new ref]         91b0808b8d75375b41049cc87b41b3609fab172b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 91b0808 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild