$ git clone -n https://src.fedoraproject.org/rpms/wingpanel-indicator-datetime.git /var/lib/mock/f41-build-859164-168584/root/chroot_tmpdir/scmroot/wingpanel-indicator-datetime
Cloning into '/var/lib/mock/f41-build-859164-168584/root/chroot_tmpdir/scmroot/wingpanel-indicator-datetime'...
$ git fetch origin 614064ad012cec23bc6fa0729f3f4caee821b10a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wingpanel-indicator-datetime
 * [new ref]         614064ad012cec23bc6fa0729f3f4caee821b10a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 614064a Package unretirement and update to version 2.4.1