$ git clone -n https://src.fedoraproject.org/rpms/golang-github-cockroachdb-redact.git /var/lib/mock/f45-build-11803-435/root/chroot_tmpdir/scmroot/golang-github-cockroachdb-redact
Cloning into '/var/lib/mock/f45-build-11803-435/root/chroot_tmpdir/scmroot/golang-github-cockroachdb-redact'...
$ git fetch origin dd6a8367067776c351f275808af06138b8f6f7ca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-cockroachdb-redact
 * [new ref]         dd6a8367067776c351f275808af06138b8f6f7ca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dd6a836 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild