hash.ChecksumCRC64NVME.String(): part.ChecksumCRC64NVME,
			}
			if wantCS[checksumType.String()] != crc {
				return oi, InvalidPart{
					PartNumber: part.PartNumber,
					ExpETag:    wantCS[checksumType.String()],
					GotETag:    crc,
				}
			}
			cs := hash.NewChecksumString(checksumType.String(), crc)
			if !cs.Valid() {
				return oi, InvalidPart{
					PartNumber: part.PartNumber,
				}
			}

					dstOpts.WantChecksum = nil
				}
			} else {
				// S3: All copied objects without checksums and specified destination checksum algorithms
				// automatically gain a CRC-64NVME checksum algorithm.
				dstOpts.WantServerSideChecksumType = hash.ChecksumCRC64NVME
				srcInfo.Reader.AddServerSideChecksumHasher(dstOpts.WantServerSideChecksumType)
				dstOpts.WantChecksum = nil
			}
		}