$ git clone -n https://src.fedoraproject.org/rpms/firefox.git /var/lib/mock/f31-build-114030-34431/root/chroot_tmpdir/scmroot/firefox
Cloning into '/var/lib/mock/f31-build-114030-34431/root/chroot_tmpdir/scmroot/firefox'...
$ git reset --hard b697fe555bdf7ac7a777b0997353e5151ca995a7
HEAD is now at b697fe5 Updated cache-missing strategy for Wayland image cache.