$ git clone -n https://src.fedoraproject.org/rpms/perl-CGI-Compile.git /var/lib/mock/f45-build-22064-589/root/chroot_tmpdir/scmroot/perl-CGI-Compile
Cloning into '/var/lib/mock/f45-build-22064-589/root/chroot_tmpdir/scmroot/perl-CGI-Compile'...
$ git fetch origin 3300e4f58be0982974a073a22eac9433f21fe7aa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-CGI-Compile
 * [new ref]         3300e4f58be0982974a073a22eac9433f21fe7aa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3300e4f Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild