This is Pausanias talking about Theseus:
οἷα δὲ χιτῶνα ἔχοντος αὐτοῦ ποδήρη καὶ πεπλεγμένης ἐς εὐπρεπές οἱ τῆς κόμης, ὡς ἐγίνετο κατὰ τὸν τοῦ Δελφινίου ναόν, οἱ τὴν στέγην οἰκοδομοῦντες ἤροντο σὺν χλευασίᾳ, ὅ τι δὴ παρθένος ἐν ὥρᾳ γάμου πλανᾶται μόνη:
My best translation is:
And wearing a reaching-his-feet tunic and having plaited his hair into a pleasant (form), as became by the temple, those the roof making asked with ridicule why was a virgin (of an age form marriage) wandering alone
but I don’t understand at all what οἷος is doing.
I also don’t know what αὐτοῦ is doing.
I think ὡς ἐγίνετο κατὰ means as he came into a state of being by but I’m not sure.
The full sentence is this:
λέγουσι δὲ ὡς ἐξειργασμένου τοῦ ναοῦ πλὴν τῆς ὀροφῆς ἀγνὼς ἔτι τοῖς πᾶσιν ἀφίκοιτο Θησεὺς ἐς τὴν πόλιν: οἷα δὲ χιτῶνα ἔχοντος αὐτοῦ ποδήρη καὶ πεπλεγμένης ἐς εὐπρεπές οἱ τῆς κόμης, ὡς ἐγίνετο κατὰ τὸν τοῦ Δελφινίου ναόν, οἱ τὴν στέγην οἰκοδομοῦντες ἤροντο σὺν χλευασίᾳ, ὅ τι δὴ παρθένος ἐν ὥρᾳ γάμου πλανᾶται μόνη: Θησεὺς δὲ ἄλλο μὲν αὐτοῖς ἐδήλωσεν οὐδέν, ἀπολύσας δὲ ὡς λέγεται τῆς ἁμάξης τοὺς βοῦς, ἥ σφισι παρῆν, τὸν ὄροφον ἀνέρριψεν ἐς ὑψηλότερον ἢ τῷ ναῷ τὴν στέγην ἐποιοῦντο.
It seemed to me however that the colons could as easily been full stops so I took the middle bit separately to make it manageable.