```
    private PackageInfo mayFakeSignature(AndroidPackage p, PackageInfo pi,
            Set<String> permissions) {
    	String hash = p.mSigningDetails.getSha256Certificate();
        try {
            if (hash.equals(microGHash)
                    && p.getTargetSdkVersion() > Build.VERSION_CODES.LOLLIPOP_MR1) {
                // Only allow microG and FakeStore
                String packageName = p.getPackageName();
                if (packageName.equals("com.google.android.gms") || packageName.equals("com.android.vending")) {
                    pi.signatures = new Signature[] {new Signature(MICROG_FAKE_SIGNATURE)};
                }
            }
        } catch (Throwable t) {
            // We should never die because of any failures, this is system code!
            Log.w("PackageManagerService.FAKE_PACKAGE_SIGNATURE", t);
	}
        return pi;
    }

```