$ git clone -n https://src.fedoraproject.org/rpms/crack.git /var/lib/mock/f40-build-799370-142276/root/chroot_tmpdir/scmroot/crack
Cloning into '/var/lib/mock/f40-build-799370-142276/root/chroot_tmpdir/scmroot/crack'...
$ git fetch origin 2ed3d052a7012c00e9780d9e5afd1fa86bf93d7a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/crack
 * [new ref]         2ed3d052a7012c00e9780d9e5afd1fa86bf93d7a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2ed3d05 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild