$ git clone -n https://src.fedoraproject.org/rpms/perl-CGI-Application-Plugin-DBH.git /var/lib/mock/f45-build-22020-589/root/chroot_tmpdir/scmroot/perl-CGI-Application-Plugin-DBH
Cloning into '/var/lib/mock/f45-build-22020-589/root/chroot_tmpdir/scmroot/perl-CGI-Application-Plugin-DBH'...
$ git fetch origin f909b1c21e3a41fcee62fe271e1d709d869fca3b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-CGI-Application-Plugin-DBH
 * [new ref]         f909b1c21e3a41fcee62fe271e1d709d869fca3b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f909b1c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild