$ git clone -n https://src.fedoraproject.org/rpms/perl-Module-Faker.git /var/lib/mock/f45-build-24770-606/root/chroot_tmpdir/scmroot/perl-Module-Faker
Cloning into '/var/lib/mock/f45-build-24770-606/root/chroot_tmpdir/scmroot/perl-Module-Faker'...
$ git fetch origin 6ca934e101e7ba96746d12424bbadaae0e3e29e6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Module-Faker
 * [new ref]         6ca934e101e7ba96746d12424bbadaae0e3e29e6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ca934e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild