$ git clone -n https://src.fedoraproject.org/rpms/blitz.git /var/lib/mock/f40-build-793446-138983/root/chroot_tmpdir/scmroot/blitz
Cloning into '/var/lib/mock/f40-build-793446-138983/root/chroot_tmpdir/scmroot/blitz'...
$ git fetch origin 2c739d58817434c2f7061608423d498469359cf7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/blitz
 * [new ref]         2c739d58817434c2f7061608423d498469359cf7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2c739d5 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild