$ git clone -n https://src.fedoraproject.org/rpms/rust-parking_lot_core.git /var/lib/mock/f40-build-2653185-66900/root/chroot_tmpdir/scmroot/rust-parking_lot_core
Cloning into '/var/lib/mock/f40-build-2653185-66900/root/chroot_tmpdir/scmroot/rust-parking_lot_core'...
$ git fetch origin 5805d0c95fad334056ae8ca83d6de6d9a798f2b4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-parking_lot_core
 * [new ref]         5805d0c95fad334056ae8ca83d6de6d9a798f2b4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5805d0c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild