$ git clone -n https://src.fedoraproject.org/rpms/R-unix.git /var/lib/mock/f39-build-1544854-36670/root/chroot_tmpdir/scmroot/R-unix
Cloning into '/var/lib/mock/f39-build-1544854-36670/root/chroot_tmpdir/scmroot/R-unix'...
fatal: unable to access 'https://src.fedoraproject.org/rpms/R-unix.git/': OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to src.fedoraproject.org:443