$ git clone -n https://src.fedoraproject.org/rpms/rust-ref-cast-impl.git /var/lib/mock/f41-build-side-1-2993520-36026/root/chroot_tmpdir/scmroot/rust-ref-cast-impl
Cloning into '/var/lib/mock/f41-build-side-1-2993520-36026/root/chroot_tmpdir/scmroot/rust-ref-cast-impl'...
fatal: unable to access 'https://src.fedoraproject.org/rpms/rust-ref-cast-impl.git/': OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to src.fedoraproject.org:443