$ git clone -n https://src.fedoraproject.org/rpms/golang-github-sacloud-packages.git /var/lib/mock/f40-build-2595343-62743/root/chroot_tmpdir/scmroot/golang-github-sacloud-packages
Cloning into '/var/lib/mock/f40-build-2595343-62743/root/chroot_tmpdir/scmroot/golang-github-sacloud-packages'...
$ git fetch origin e2a28473fb13aa4e322e6e0beb2b480d950515fe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-sacloud-packages
 * [new ref]         e2a28473fb13aa4e322e6e0beb2b480d950515fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e2a2847 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild