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##### SUMMARY
Broken link in https://docs.ansible.com/ansible/devel/collections/ansible/builtin/get_url_module.html
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##### ISSUE TYPE
- Documentation Report

##### COMPONENT NAME
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ansible.builtin.get_url docs

##### ANSIBLE VERSION
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```paste below

```

##### CONFIGURATION
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```paste below

```

##### OS / ENVIRONMENT
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##### ADDITIONAL INFORMATION
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last_mod_time = None
    
    if sha256sum:
        checksum = 'sha256:%s' % (sha256sum)
    
    if checksum:
        try:
            algorithm, checksum = checksum.split(':', 1)
        except ValueError:
            module.fail_json(msg="The checksum parameter has to be in format <algorithm>:<checksum>", **result)
        if is_url(checksum):
            checksum_url = checksum
            
            checksum_tmpsrc, checksum_info = url_get(module, checksum_url, dest, use_proxy, last_mod_time, force, timeout, headers, tmp_dest)
            with open(checksum_tmpsrc) as f:
                lines = [line.rstrip('\n') for line in f]
            os.remove(checksum_tmpsrc)
            checksum_map = []
            for line in lines:
                parts = line.split(None, 1)
                if len(parts) == 2:
                    checksum_map.append((parts[0], parts[1]))
            filename = url_filename(url)
            
            
            for cksum in (s for (s, f) in checksum_map if f.strip('./') == filename):
                checksum = cksum
                break
            else:
                checksum = None