$ git clone -n https://src.fedoraproject.org/rpms/perl-Net-Async-HTTP.git /var/lib/mock/f45-build-25229-610/root/chroot_tmpdir/scmroot/perl-Net-Async-HTTP
Cloning into '/var/lib/mock/f45-build-25229-610/root/chroot_tmpdir/scmroot/perl-Net-Async-HTTP'...
$ git fetch origin 407d5767c9f740846f01697d7fa4124957f4904e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Net-Async-HTTP
 * [new ref]         407d5767c9f740846f01697d7fa4124957f4904e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 407d576 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild