$ git clone -n https://src.fedoraproject.org/rpms/ansible-core.git /var/lib/mock/f41-build-side-1-2844820-33879/root/chroot_tmpdir/scmroot/ansible-core
Cloning into '/var/lib/mock/f41-build-side-1-2844820-33879/root/chroot_tmpdir/scmroot/ansible-core'...
$ git fetch origin 6d9802f8cc6bb3944ada4f828960ca6affb0be6c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ansible-core
 * [new ref]         6d9802f8cc6bb3944ada4f828960ca6affb0be6c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6d9802f Update to 2.16.11.