$ git clone -n https://src.fedoraproject.org/rpms/ghc-crypton-x509-validation.git /var/lib/mock/f45-build-10173-414/root/chroot_tmpdir/scmroot/ghc-crypton-x509-validation
Cloning into '/var/lib/mock/f45-build-10173-414/root/chroot_tmpdir/scmroot/ghc-crypton-x509-validation'...
$ git fetch origin ada136300d3a23ae9623bde498d78a6cc78ad906:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-crypton-x509-validation
 * [new ref]         ada136300d3a23ae9623bde498d78a6cc78ad906 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ada1363 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild