[19:27 hv01 ~]# xe sr-param-list uuid=38660a6a-7e8f-b8f1-605d-27aa582f8f07
uuid ( RO)                    : 38660a6a-7e8f-b8f1-605d-27aa582f8f07
              name-label ( RW): ISO local
        name-description ( RW): ISO local
                    host ( RO): HV01
      allowed-operations (SRO): unplug; plug; PBD.create; PBD.destroy; VDI.clone; scan; VDI.create; VDI.destroy
      current-operations (SRO):
                    VDIs (SRO):
                    PBDs (SRO): 0ac856c1-1afb-baf9-5da9-30db31182ee9
      virtual-allocation ( RO): 0
    physical-utilisation ( RO): 2139414528
           physical-size ( RO): 18843783168
                    type ( RO): iso
            content-type ( RO): iso
                  shared ( RW): false
           introduced-by ( RO): <not in database>
             is-tools-sr ( RO): false
            other-config (MRW): auto-scan: true
               sm-config (MRO):
                   blobs ( RO):
     local-cache-enabled ( RO): false
                    tags (SRW):
               clustered ( RO): false

Any ideas?

EDIT: If I try using the download option from the URL...

disk.import
{
  "name": "debian-12.5.0-amd64-netinst.iso",
  "sr": "38660a6a-7e8f-b8f1-605d-27aa582f8f07",
  "type": "iso",
  "url": "https://gemmei.ftp.acc.umu.se/debian-cd/current/amd64/iso-cd/debian-12.5.0-amd64-netinst.iso"
}
{
  "code": "DEPTH_ZERO_SELF_SIGNED_CERT",
  "originalUrl": "https://192.168.5.230/import_raw_vdi/?format=raw&vdi=OpaqueRef%3Ad2f03cb5-1315-631f-e86a-d14b6cc24f72&session_id=OpaqueRef%3A3e739b86-6063-a237-4d02-eea9aab24483",
  "url": "https://192.168.5.230/import_raw_vdi/?format=raw&vdi=OpaqueRef%3Ad2f03cb5-1315-631f-e86a-d14b6cc24f72&session_id=OpaqueRef%3A3e739b86-6063-a237-4d02-eea9aab24483",
  "pool_master": {
    "uuid": "45d1ac56-a51c-4d35-b5d5-4ced52103614",
    "name_label": "HV01",
    "name_description": "Default install",
    "memory_overhead": 7287447552,
    "allowed_operations": [
      "vm_migrate",
      "provision",
      "vm_resume",
      "evacuate",
      "vm_start"
    ],
    "current_operations": {},
    "API_version_major": 2,
    "API_version_minor": 20,
    "API_version_vendor": "XenSource",
    "API_version_vendor_implementation": {},
    "enabled": true,
    "software_version": {
      "product_version": "8.3.0",
      "product_version_text": "8.3",
      "product_version_text_short": "8.3",
      "platform_name": "XCP",
      "platform_version": "3.4.0",
      "product_brand": "XCP-ng",
      "build_number": "8.3.0",
      "git_id": "0",
      "hostname": "localhost",
      "date": "20240219T15:22:21Z",
      "dbv": "0.0.1",
      "xapi": "23.31",
      "xapi_build": "23.31.0",
      "xen": "4.13.5-10.58",
      "linux": "4.19.0+1",
      "xencenter_min": "2.20",
      "xencenter_max": "2.20",
      "network_backend": "openvswitch",
      "db_schema": "5.768"
    },
    "other_config": {
      "agent_start_time": "1710788640.",
      "boot_time": "1710787274.",
      "rpm_patch_installation_time": "1709343288.642",
      "iscsi_iqn": "iqn.2024-02.com.example:2d72b0fc"
    },
    "capabilities": [
      "xen-3.0-x86_64",
      "hvm-3.0-x86_32",
      "hvm-3.0-x86_32p",
      "hvm-3.0-x86_64",
      ""
    ],
    ...
	...
	...
  },
  "SR": {
    "uuid": "38660a6a-7e8f-b8f1-605d-27aa582f8f07",
    "name_label": "ISO local",
    "name_description": "ISO local",
    "allowed_operations": [
      "unplug",
      "plug",
      "pbd_create",
      "pbd_destroy",
      "vdi_clone",
      "scan",
      "vdi_create",
      "vdi_destroy"
    ],
    "current_operations": {},
    "VDIs": [
      "OpaqueRef:d2f03cb5-1315-631f-e86a-d14b6cc24f72"
    ],
    "PBDs": [
      "OpaqueRef:c09a7cd1-747b-1885-0e46-5fdbc349f2a2"
    ],
    "virtual_allocation": 0,
    "physical_utilisation": 2139619328,
    "physical_size": 18843783168,
    "type": "iso",
    "content_type": "iso",
    "shared": false,
    "other_config": {
      "auto-scan": "true"
    },
    "tags": [],
    "sm_config": {},
    "blobs": {},
    "local_cache_enabled": false,
    "introduced_by": "OpaqueRef:NULL",
    "clustered": false,
    "is_tools_sr": false
  },
  "VDI": {
    "uuid": "1e6c77fe-7844-4184-985d-abc3063dbf7d",
    "name_label": "debian-12.5.0-amd64-netinst.iso",
    "name_description": "",
    "allowed_operations": [
      "forget",
      "destroy",
      "copy"
    ],
    "current_operations": {},
    "SR": "OpaqueRef:b4511ce7-1ac7-3ee9-3efc-3663edebe3b4",
    "VBDs": [],
    "crash_dumps": [],
    "virtual_size": 659554304,
    "physical_utilisation": 0,
    "type": "user",
    "sharable": false,
    "read_only": false,
    "other_config": {},
    "storage_lock": false,
    "location": "1e6c77fe-7844-4184-985d-abc3063dbf7d.img",
    "managed": true,
    "missing": false,
    "parent": "OpaqueRef:NULL",
    "xenstore_data": {},
    "sm_config": {
      "created": "2024-3-18:20:17:37"
    },
    "is_a_snapshot": false,
    "snapshot_of": "OpaqueRef:NULL",
    "snapshots": [],
    "snapshot_time": "19700101T00:00:00Z",
    "tags": [],
    "allow_caching": false,
    "on_boot": "persist",
    "metadata_of_pool": "",
    "metadata_latest": false,
    "is_tools_iso": false,
    "cbt_enabled": false
  },
  "message": "self-signed certificate",
  "name": "Error",
  "stack": "Error: self-signed certificate
    at TLSSocket.onConnectSecure (node:_tls_wrap:1659:34)
    at TLSSocket.emit (node:events:517:28)
    at TLSSocket.patchedEmit [as emit] (/opt/xo/xo-builds/xen-orchestra-202403181900/@xen-orchestra/log/configure.js:52:17)
    at TLSSocket._finishInit (node:_tls_wrap:1070:8)
    at TLSWrap.ssl.onhandshakedone (node:_tls_wrap:856:12)
    at TLSWrap.callbackTrampoline (node:internal/async_hooks:128:17)"
}