$ git clone -n https://gitee.com/renbo02/cargo-vendored-nix.git /var/lib/mock/dist-an8.9-build-343829-70054/root/chroot_tmpdir/scmroot/cargo-vendored-nix
Cloning into '/var/lib/mock/dist-an8.9-build-343829-70054/root/chroot_tmpdir/scmroot/cargo-vendored-nix'...
$ git reset --hard a8677284185618514c4c4e03db4a324aba412e2f
HEAD is now at a867728 add nix-0.27.1