$ git clone -n https://src.fedoraproject.org/rpms/zig.git /var/lib/mock/f40-build-806716-145146/root/chroot_tmpdir/scmroot/zig
Cloning into '/var/lib/mock/f40-build-806716-145146/root/chroot_tmpdir/scmroot/zig'...
$ git reset --hard d8a8ae5c937932d7176338d6d2d0ff28330ab794
HEAD is now at d8a8ae5 Rebuild for bootstrapping