$ git clone -n https://src.fedoraproject.org/rpms/perl-Alien-Build-MB.git /var/lib/mock/f39-build-1978270-43336/root/chroot_tmpdir/scmroot/perl-Alien-Build-MB
Cloning into '/var/lib/mock/f39-build-1978270-43336/root/chroot_tmpdir/scmroot/perl-Alien-Build-MB'...
error: RPC failed; curl 18 Transferred a partial file
fatal: the remote end hung up unexpectedly