$ git clone -n https://src.fedoraproject.org/rpms/tango-icon-theme-extras.git /var/lib/mock/f37-build-side-32-misc-devel-171253-11784/root/chroot_tmpdir/scmroot/tango-icon-theme-extras Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-171253-11784/root/chroot_tmpdir/scmroot/tango-icon-theme-extras'... fatal: unable to access 'https://src.fedoraproject.org/rpms/tango-icon-theme-extras.git/': Error in the HTTP2 framing layer