$ git clone -n https://src.fedoraproject.org/rpms/grpcurl.git /var/lib/mock/f40-build-2392338-60527/root/chroot_tmpdir/scmroot/grpcurl
Cloning into '/var/lib/mock/f40-build-2392338-60527/root/chroot_tmpdir/scmroot/grpcurl'...
$ git fetch origin 85655315bf44ee6034d8ca56a463b62c4315f49f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/grpcurl
 * [new ref]         85655315bf44ee6034d8ca56a463b62c4315f49f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8565531 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild