$ git clone -n https://src.fedoraproject.org/rpms/subscription-manager.git /var/lib/mock/f41-build-848963-164636/root/chroot_tmpdir/scmroot/subscription-manager
Cloning into '/var/lib/mock/f41-build-848963-164636/root/chroot_tmpdir/scmroot/subscription-manager'...
$ git fetch origin 4e9884a26b8e72e8196310a816f2f33e56e541e9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/subscription-manager
 * [new ref]         4e9884a26b8e72e8196310a816f2f33e56e541e9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e9884a Update to 1.29.41 upstream release