$ git clone -n https://src.fedoraproject.org/rpms/perl-PPI.git /var/lib/mock/f45-build-25618-612/root/chroot_tmpdir/scmroot/perl-PPI
Cloning into '/var/lib/mock/f45-build-25618-612/root/chroot_tmpdir/scmroot/perl-PPI'...
$ git fetch origin 9e7038d3db1c7e9268dd68075c2e11132a9789ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-PPI
 * [new ref]         9e7038d3db1c7e9268dd68075c2e11132a9789ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9e7038d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild