`merge_status` is inconsistent across different users and does not refresh on API request

Depending on token, different results are returned for merge_status.

Also, with_merge_status_recheck sometimes seems to have no effect.

ticket

https://gitlab.zendesk.com/agent/tickets/298058 (internal link only)

output from below script using various tokens:

token:{token}								                   token:{my token}
id: 8784 status: can_be_merged						     id: 8756 status: can_be_merged
id: 8783 status: can_be_merged						     id: 8745 status: can_be_merged
id: 8782 status: can_be_merged						     id: 8744 status: cannot_be_merged
id: 8780 status: can_be_merged						     id: 8743 status: can_be_merged
id: 8779 status: can_be_merged						     id: 8722 status: can_be_merged
id: 8778 status: can_be_merged						     id: 8679 status: can_be_merged
id: 8777 status: can_be_merged						     token:{generic token}
id: 8776 status: can_be_merged						     id: 8756 status: checking
id: 8774 status: can_be_merged						     id: 8745 status: can_be_merged
id: 8773 status: can_be_merged						     id: 8744 status: checking
id: 8772 status: can_be_merged						     id: 8743 status: can_be_merged
id: 8771 status: can_be_merged						     id: 8722 status: can_be_merged
id: 8770 status: can_be_merged						     id: 8679 status: can_be_merged
id: 8769 status: can_be_merged						     >>> # just one
id: 8765 status: can_be_merged						     >>> ID='/8744'
id: 8760 status: can_be_merged						     >>> for token in my_token, gen_token:
id: 8748 status: can_be_merged						     ...     print("token:{token}")
id: 8745 status: can_be_merged						     ...     headers = {**({}),
id: 8744 status: checking						           ...	 'Private-Token': token,
id: 8742 status: checking						           ...	 'pagination': 'keyset'}
id: 8713 status: can_be_merged						     ...     url= GL_URL + MRS + ID
id: 8679 status: can_be_merged						     ...     resp = getattr(requests, verb.lower())(url,headers=headers)
id: 8642 status: checking						           ...     body = json.loads(resp.text)
id: 8744 status: cannot_be_merged					     ...     for mr in [body]:
id: 8742 status: cannot_be_merged					     ...	 print(f"id: {mr['iid']} status: {mr['merge_status']}")
id: 8642 status: cannot_be_merged					     ...
									                             token:{token}
									                             id: 8744 status: cannot_be_merged
									                             token:{token}
									                             id: 8744 status: cannot_be_merged

customer python script used to test inconsistency

import requests

ENT_PROJ_ID = 4124
GL_URL = "https://cloudlab.us.oracle.com/api/v4"

MRS = f'/projects/{ENT_PROJ_ID}/merge_requests'

ID = '/8744'

params = {'state': 'opened', 'with_merge_status_recheck': 'true'}

my_token = 'XXX'
gen_token = 'YYY'

verb="GET"

for token in my_token, gen_token:
    print("token:{token}")
    headers = {**({}),
        'Private-Token': token,
        'pagination': 'keyset'}
    url= GL_URL + MRS
    resp = getattr(requests, verb.lower())(url,headers=headers, params=params )
    body = json.loads(resp.text)
    while 'next' in resp.links:
        resp = getattr(requests, verb.lower())(resp.links['next']['url'], params=params, headers=headers)
        d = json.loads(resp.text)
        if type(d) is list:
            body.extend(d)
        else:
            body.update(d)
    for mr in body:
        print(f"id: {mr['iid']} status: {mr['merge_status']}")