$ git clone -n https://src.fedoraproject.org/rpms/perl-Catalyst-Controller-FormBuilder.git /var/lib/mock/f45-build-22160-590/root/chroot_tmpdir/scmroot/perl-Catalyst-Controller-FormBuilder
Cloning into '/var/lib/mock/f45-build-22160-590/root/chroot_tmpdir/scmroot/perl-Catalyst-Controller-FormBuilder'...
$ git fetch origin 70762625424fd744e22311e85b16b02c1691a12f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Catalyst-Controller-FormBuilder
 * [new ref]         70762625424fd744e22311e85b16b02c1691a12f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7076262 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild