RFE: Accept arbitrary Pagure instances URLs

[hroncok]

ferrypick/ferrypick.py

Lines 7 to 8 in 4bbce1b

	COMMIT_RE = re.compile(r"^https://src\.fedoraproject\.org/\S+/([^/\s]+)/c/([0-9a-f]+)")
	PR_RE = re.compile(r"^https://src\.fedoraproject\.org/\S+/([^/\s]+)/pull-request/\d+")

This prevents using the tool for other instances of Pagure. It would be better if that was not the case.