$ git clone -n https://src.fedoraproject.org/rpms/perl-DateTime.git /var/lib/mock/f40-build-779424-130338/root/chroot_tmpdir/scmroot/perl-DateTime
Cloning into '/var/lib/mock/f40-build-779424-130338/root/chroot_tmpdir/scmroot/perl-DateTime'...
$ git fetch origin 4dd409a2fbf470d4f9fcacc91900680da4dd5c3a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-DateTime
 * [new ref]         4dd409a2fbf470d4f9fcacc91900680da4dd5c3a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4dd409a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild