$ git clone -n https://src.fedoraproject.org/rpms/perl-Date-Calc-XS.git /var/lib/mock/f40-build-778018-129727/root/chroot_tmpdir/scmroot/perl-Date-Calc-XS
Cloning into '/var/lib/mock/f40-build-778018-129727/root/chroot_tmpdir/scmroot/perl-Date-Calc-XS'...
$ git fetch origin d3dedbc6b37d356556674d87743e20b7ac51b499:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Date-Calc-XS
 * [new ref]         d3dedbc6b37d356556674d87743e20b7ac51b499 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d3dedbc Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild