$ git clone -n https://src.fedoraproject.org/rpms/perl-Module-Math-Depends.git /var/lib/mock/f45-build-24880-607/root/chroot_tmpdir/scmroot/perl-Module-Math-Depends
Cloning into '/var/lib/mock/f45-build-24880-607/root/chroot_tmpdir/scmroot/perl-Module-Math-Depends'...
$ git fetch origin 7d3435e5ac088e0d246b58123ad3bb17b363c2d1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Module-Math-Depends
 * [new ref]         7d3435e5ac088e0d246b58123ad3bb17b363c2d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d3435e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild