magnet:?xt=urn:btih:377b8b985b6dadc5326640a018433abbca6131ab&xt=urn:md5:97acffd0b63cd49309a5745e2e13c247&xl=40&dn=6.2.1-0-202110220859qdoc-documentation.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/linux_x64/desktop/qt6_621_src_doc_examples/qt.qt6.621.doc/6.2.1-0-202110220859qdoc-documentation.7z.sha1&tr=http://bt.qt-project.org:6969/announce