$ git clone -n https://src.fedoraproject.org/rpms/kf5-mailcommon.git /var/lib/mock/f37-build-656100-72967/root/chroot_tmpdir/scmroot/kf5-mailcommon
Cloning into '/var/lib/mock/f37-build-656100-72967/root/chroot_tmpdir/scmroot/kf5-mailcommon'...
fatal: unable to access 'https://src.fedoraproject.org/rpms/kf5-mailcommon.git/': Empty reply from server