List of best mirrors for IP address 18.119.102.104, located in an unknown country.
I am very sorry, but no mirror was found. Feel free to download directly:
http://mirrordirector-mb.raspbian.org/raspbian/pool/main/q/qtquickcontrols2-opensource-src/libqt5quickcontrols2-5_5.15.15+dfsg-2_armhf.deb