for _, t := range sys.targetsMap[bucket] {
		if t.Arn == arn {
			tgt = t.Clone()
			tgt.Credentials = t.Credentials
			return tgt
		}
	}
	return tgt
}

// NewBucketTargetSys - creates new replication system.
func NewBucketTargetSys(ctx context.Context) *BucketTargetSys {
	sys := &BucketTargetSys{
		arnRemotesMap: make(map[string]arnTarget),
		targetsMap:    make(map[string][]madmin.BucketTarget),