$ git clone -n https://src.fedoraproject.org/rpms/Singular.git /var/lib/mock/f39-build-2360566-60336/root/chroot_tmpdir/scmroot/Singular
Cloning into '/var/lib/mock/f39-build-2360566-60336/root/chroot_tmpdir/scmroot/Singular'...
fatal: unable to access 'https://src.fedoraproject.org/rpms/Singular.git/': OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to src.fedoraproject.org:443