$ git clone -n https://src.fedoraproject.org/rpms/golang-github-sacloud-packages.git /var/lib/mock/f40-build-2288980-55826/root/chroot_tmpdir/scmroot/golang-github-sacloud-packages
Cloning into '/var/lib/mock/f40-build-2288980-55826/root/chroot_tmpdir/scmroot/golang-github-sacloud-packages'...
$ git fetch origin 63f7ec817a21d38d77fc3da5a475368aa59b4a04:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-sacloud-packages
 * [new ref]         63f7ec817a21d38d77fc3da5a475368aa59b4a04 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63f7ec8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild