magnet:?xt=urn:btih:61fc9828df0afc83c796387160de7ab472ade2f0&xt=urn:md5:5c0231e6970778440a8e428d694da792&xl=79813891&dn=qtbase-everywhere-src-5.12.12.zip&as=https://download.qt.io/new_archive/qt/5.12/5.12.12/submodules/qtbase-everywhere-src-5.12.12.zip&tr=http://bt.qt-project.org:6969/announce