$ git clone -n https://src.fedoraproject.org/rpms/perl-multidimensional.git /var/lib/mock/f40-build-779330-130302/root/chroot_tmpdir/scmroot/perl-multidimensional
Cloning into '/var/lib/mock/f40-build-779330-130302/root/chroot_tmpdir/scmroot/perl-multidimensional'...
$ git fetch origin 155fd2bf6d1bef9844b6111c5a81ca6403ee51ee:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-multidimensional
 * [new ref]         155fd2bf6d1bef9844b6111c5a81ca6403ee51ee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 155fd2b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild