$ git clone -n https://gitee.com/fr4nk2/shim-unsigned-aarch64.git /var/lib/mock/dist-an23-build-180053-59129/root/chroot_tmpdir/scmroot/shim-unsigned-aarch64
Cloning into '/var/lib/mock/dist-an23-build-180053-59129/root/chroot_tmpdir/scmroot/shim-unsigned-aarch64'...
$ git reset --hard 974480f422d61da6461a970f59bbf5c787d96832
HEAD is now at 974480f update to 15.6