$ git clone -n https://src.fedoraproject.org/rpms/python-grpc-google-iam-v1.git /var/lib/mock/f40-build-2634808-66030/root/chroot_tmpdir/scmroot/python-grpc-google-iam-v1
Cloning into '/var/lib/mock/f40-build-2634808-66030/root/chroot_tmpdir/scmroot/python-grpc-google-iam-v1'...
$ git fetch origin 21444023813f80062933ce4afe797563ea9588a0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-grpc-google-iam-v1
 * [new ref]         21444023813f80062933ce4afe797563ea9588a0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2144402 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild