$ git clone -n https://src.fedoraproject.org/rpms/copr-messaging.git /var/lib/mock/f40-build-2275936-55116/root/chroot_tmpdir/scmroot/copr-messaging
Cloning into '/var/lib/mock/f40-build-2275936-55116/root/chroot_tmpdir/scmroot/copr-messaging'...
$ git fetch origin 1c5449ee5fd34ecceefa7c9fca59a40c6958f3f6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/copr-messaging
 * [new ref]         1c5449ee5fd34ecceefa7c9fca59a40c6958f3f6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c5449e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild