$ git clone -n https://src.fedoraproject.org/rpms/pam_wrapper.git /var/lib/mock/f40-build-1844948-24973/root/chroot_tmpdir/scmroot/pam_wrapper
Cloning into '/var/lib/mock/f40-build-1844948-24973/root/chroot_tmpdir/scmroot/pam_wrapper'...
$ git fetch origin d4356b91defc72bd6dd63f59155ab47e87f789fc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pam_wrapper
 * [new ref]         d4356b91defc72bd6dd63f59155ab47e87f789fc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d4356b9 Update to version 1.1.7