$ git clone -n https://src.fedoraproject.org/rpms/perl-HTML-Element-Extended.git /var/lib/mock/f45-build-23843-599/root/chroot_tmpdir/scmroot/perl-HTML-Element-Extended
Cloning into '/var/lib/mock/f45-build-23843-599/root/chroot_tmpdir/scmroot/perl-HTML-Element-Extended'...
$ git fetch origin 96a9a7a6341c7558501747d5b36a04ee7e3bbdda:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-HTML-Element-Extended
 * [new ref]         96a9a7a6341c7558501747d5b36a04ee7e3bbdda -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 96a9a7a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild