$ git clone -n https://src.fedoraproject.org/rpms/golang-github-phayes-freeport.git /var/lib/mock/f40-build-2001796-44627/root/chroot_tmpdir/scmroot/golang-github-phayes-freeport
Cloning into '/var/lib/mock/f40-build-2001796-44627/root/chroot_tmpdir/scmroot/golang-github-phayes-freeport'...
$ git fetch origin 12dc94ebff220ca447b7c36a6651f10e5888bd21:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-phayes-freeport
 * [new ref]         12dc94ebff220ca447b7c36a6651f10e5888bd21 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 12dc94e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild