$ git clone -n https://src.fedoraproject.org/rpms/rust-serde-untagged.git /var/lib/mock/f40-build-2571131-62241/root/chroot_tmpdir/scmroot/rust-serde-untagged
Cloning into '/var/lib/mock/f40-build-2571131-62241/root/chroot_tmpdir/scmroot/rust-serde-untagged'...
fatal: unable to access 'https://src.fedoraproject.org/rpms/rust-serde-untagged.git/': Failed sending data to the peer