$ git clone -n https://github.com/xcp-ng-rpms/sm.git /var/lib/mock/v8.3-incoming-7591-21364/root/chroot_tmpdir/scmroot/sm
Cloning into '/var/lib/mock/v8.3-incoming-7591-21364/root/chroot_tmpdir/scmroot/sm'...
$ git reset --hard 631e37f62fbb40fcf4ece246d7cff293aff15de2
fatal: Could not parse object '631e37f62fbb40fcf4ece246d7cff293aff15de2'.